JP4039577B2 - Two-stage open type snatch lock device - Google Patents

Two-stage open type snatch lock device Download PDF

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Publication number
JP4039577B2
JP4039577B2 JP2004279495A JP2004279495A JP4039577B2 JP 4039577 B2 JP4039577 B2 JP 4039577B2 JP 2004279495 A JP2004279495 A JP 2004279495A JP 2004279495 A JP2004279495 A JP 2004279495A JP 4039577 B2 JP4039577 B2 JP 4039577B2
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projection
protrusion
locking
pivot
latch lever
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JP2006090075A (en
Inventor
知孝 峯村
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Takigen Manufacturing Co Ltd
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Takigen Manufacturing Co Ltd
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Description

本発明は、トラクターのエンジンフード等のウィング体に使用されるスナッチロック装置
に関するものである。 The present invention relates to a snatch lock device used for a wing body such as an engine hood of a tractor.

従来のスナッチロック装置は、ウィング体と固定フレームの一方に固着され、先端面に開
口した受溝を側壁板の先端部分に形成したケースと；前記受溝の一方の側において前記側
壁板の先端部分に第１枢軸によって枢着されたロック板と；前記受溝の他方に側において
前記側壁版の先端部分に前記第１枢軸と平行な第２枢軸によって枢着された掛止めレバー
と；前記第１枢軸及び第２枢軸と直角な第３枢軸によってケースの下側壁板に枢着され、
前記掛止めレバーの基端受動部を押圧する解除レバーと；ウィング体と固定フレームの他
方に固着され、ウィング体の閉鎖時にケースの前記受溝に進入する受金具とからなり、
前記第１枢軸より先端側に偏位した位置において、前記掛止めレバーに対面する前記ロッ
ク板の側面部に、前記受金具が係脱する錠止用凹部を形成し、前記錠止用凹部の基端側辺
に連続して受動突子をロック板の前記側面部に形成し、前記第１枢軸より基端側に偏位し
た位置において、ロック板の前記側面部に制止用窪みを形成し、前記第２枢軸よりも基端
側に偏位した位置において、前記ロック板に対面する前記掛止めレバーの側面部に制止突
起を形成し、
解錠状態において前記受動突子が傾斜配置されて前記受溝に重なり合うように付勢用バネ
によって前記ロック板を回転付勢し、解錠状態において前記制止突起が前記制止用窪みよ
りも基端側においてロック板の前記側面部に当接するように前記掛止めレバーを付勢用バ
ネによって回転付勢している（特許文献１参照）。 A conventional snatch locking device includes a case that is fixed to one of a wing body and a fixed frame and has a receiving groove formed at a front end portion of the side wall plate that is open at a front end surface; A locking plate pivotally attached to the portion by a first pivot; a latching lever pivotally attached to a distal end portion of the sidewall plate on the other side of the receiving groove by a second pivot parallel to the first pivot; Pivotally attached to the lower wall plate of the case by a third pivot perpendicular to the first pivot and the second pivot;
A release lever that presses the base end passive portion of the latch lever; and a receiving bracket that is fixed to the other of the wing body and the fixed frame and enters the receiving groove of the case when the wing body is closed,
A locking recess for engaging and disengaging the bracket is formed on a side surface portion of the lock plate facing the latching lever at a position deviated from the first pivot to the front end side. A passive protrusion is formed on the side surface portion of the lock plate continuously to the base end side, and a restraining recess is formed on the side surface portion of the lock plate at a position displaced from the first pivot to the base end side. , At a position displaced to the base end side from the second pivot, a stop projection is formed on a side surface portion of the latch lever facing the lock plate,
In the unlocked state, the passive protrusion is inclined and overlapped with the receiving groove to urge the lock plate by a biasing spring, and in the unlocked state, the restraining protrusion is more proximal than the restraining recess. The latch lever is urged to rotate by an urging spring so as to abut on the side surface of the lock plate on the side (see Patent Document 1).

このスナッチロック装置では、ウィング体が開放状態にあるときには、ロック板の前記受
動突子はケースの前記受溝と斜めに重なり合った待機位置にあり、ロック板の前記停止突
子はケースの内側面に当接し、掛止めレバーの前記制止突起はロック板の制止用窪みから
外れた位置に当接している。
固定フレームに向けてウィング体が閉鎖方向に移動すると、前記受金具がケースの前記受
溝に上端開口から進入し、ロック板の前記受動突子の上面に当接した受金具が前記受動突
子を下側に押圧することによって、ロック板は前記付勢用バネの付勢に抗して時計回り方
向に回転する。掛止めレバーの前記制止突起はロック板の右端部下面に当接する。 In this snatch lock device, when the wing body is in an open state, the passive protrusion of the lock plate is in a standby position that is obliquely overlapped with the receiving groove of the case, and the stop protrusion of the lock plate is the inner surface of the case. The stop protrusion of the latch lever is in contact with a position away from the stop recess of the lock plate.
When the wing body moves in the closing direction toward the fixed frame, the receiving bracket enters the receiving groove of the case from the upper end opening, and the receiving bracket that contacts the upper surface of the passive protrusion of the lock plate is the passive protrusion. The lock plate is rotated in the clockwise direction against the urging of the urging spring. The restraining projection of the latch lever contacts the lower surface of the right end of the lock plate.

ウィング体が全閉状態に来たときには、掛止めレバーの前記制止突起がロック板の前記制
止窪みに係合し、受金棒が前記受動突子の内面を経てロック板の前記錠止用凹部に深く係
合する。受金具が前記錠止用凹部から脱出するためには、ロック板が反時計回りに回転し
なければならないが、ロック板の同方向への回転は、掛止めレバーの前記制止突起とロッ
ク板の前記制止用窪みとの係合によって阻止され、ウィング体は固定フレームに対して錠
止された状態に保持される。 When the wing body comes to a fully closed state, the restraining projection of the latching lever engages with the restraining recess of the lock plate, and a metal receiving rod passes through the inner surface of the passive projection to the locking recess of the lock plate. Engage deeply. In order for the bracket to escape from the locking recess, the lock plate must rotate counterclockwise. However, the rotation of the lock plate in the same direction causes the locking projection of the latch lever and the locking plate to rotate. The wing body is blocked by the engagement with the restraining recess, and the wing body is held in a locked state with respect to the fixed frame.

この錠止を解除してウィング体を開放するには、外部から連動部材を牽引操作して、前記
解除レバーを反時計回り方向に回転させ、解除レバーの前記操作カム面によって掛止めレ
バーの前記受動端部を押圧すればよい。この操作によって掛止めレバーは前記付勢用バネ
の付勢に抗して反時計回り方向に回転させられ、掛止めレバーの前記制止突起とロック板
の制止用窪みとの係合が解除される。この解除動作がなされた瞬間にロック板は前記付勢
用バネによって反時計回り方向に回転する。このロック板の回転に伴って前記受金具が前
記錠止用凹部の内側面によって押圧され、前記受金具が当該錠止用凹部とケースの前記受
溝から弾き出されることになる。 In order to release the lock and open the wing body, the interlocking member is pulled from the outside, the release lever is rotated counterclockwise, and the operation lever of the release lever is used to rotate the release lever. What is necessary is just to press a passive edge part. By this operation, the latching lever is rotated counterclockwise against the biasing of the biasing spring, and the engagement between the restraining protrusion of the latching lever and the restraining recess of the lock plate is released. . At the moment when the releasing operation is performed, the lock plate is rotated counterclockwise by the biasing spring. As the lock plate rotates, the metal fitting is pressed by the inner surface of the locking recess, and the metal fitting is ejected from the locking recess and the receiving groove of the case.

このように従来のスナッチロック装置では、連動部材を牽引して解除レバーを回転させる
という単一動作によって、前記受金具とロック板の錠止用凹部との係合が解除されてウィ
ング体が直ちに解錠されるものであり、いわゆる単段開放型に構成されている。
しかしながら、ヨーロッパ共同体が制定した安全基準によれば、トラクターのエンジンフ
ード等のウィング体に適用されるスナッチロック装置においては、単段開放型のものは使
用禁止とされ、所要の改良措置を講じることが求められている。 As described above, in the conventional snatch lock device, the engagement between the metal fitting and the locking recess of the lock plate is released by a single operation of pulling the interlocking member and rotating the release lever, and the wing body is immediately moved. It is unlocked and is configured as a so-called single-stage open type.
However, according to the safety standards established by the European Community, single-stage open type snatch lock devices applied to wing bodies such as tractor engine hoods are prohibited, and the necessary improvement measures must be taken. Is required.

特許第２７２７３０５号公報Japanese Patent No. 2727305

本発明の課題は、ウィング体が固定フレームに対する錠止を解除されるまでに２段階の過
程を踏まなければならないため、安全性が改善されたスナッチロック装置を提供すること
である。 An object of the present invention is to provide a snatch lock device with improved safety because the wing body must go through a two-step process before the lock on the fixed frame is released.

本発明の二段開放型スナッチロック装置は、ウィング体と固定フレームの一方に固着され、先端面側に開口した受溝を側壁板の先端部分に形成したケースと；前記受溝の一方の側において前記側壁板の先端部分に第１枢軸によって枢着されたロック板と；前記受溝の他方の側において前記側壁版の先端部分に前記第１枢軸と平行な第２枢軸によって枢着された掛止めレバーと；前記第１枢軸と平行な第３枢軸によって前記側壁版の基端部分に枢着されたストッパーカムと；前記ウィング体と前記固定フレームの他方に固着され、前記ウィング体の閉鎖時に前記ケースの前記受溝に進入する受金具とからなる。 A two-stage open type snatch lock device according to the present invention comprises a case fixed to one of a wing body and a fixed frame and having a receiving groove opened at a front end surface side at a front end portion of a side wall plate; one side of the receiving groove A locking plate pivotally attached to the distal end portion of the side wall plate by a first pivot; and on the other side of the receiving groove, pivotally attached to the distal end portion of the sidewall plate by a second pivot parallel to the first pivot. a latching lever; said first pivot and a stopper cam which is pivotally mounted by parallel third pivot the proximal portion of the side wall plate; is fixed to the other of the fixed frame and the wing member, the closure of the wing body sometimes consisting of a pivot bracket to enter into the receiving groove of the case.

前記第１枢軸の横側方位置において、前記掛止めレバーに対面する前記ロック板の側面部
に前記受金具が係脱する錠止用凹部を形成し、前記錠止用凹部の基端側辺に連続して受動
突子を前記ロック板の前記側面部に形成し、前記第１枢軸よりも基端側に偏位した位置において、前記受動突子の基端側辺に連続して前記ロック板の前記側面部に留止突起を形成し、前記留止突起の基端側辺に連続して、前記ロック板の前記側面部とは反対側にある側面部に抑止突起を形成し、
前記第２枢軸よりも基端側に偏位した位置において、前記ロック板に対面する前記掛止め
レバーの側面部に係止突起を形成し、前記係止突起の基端側辺に連続して前記掛止めレバーの前記側面部に制止突起を形成し、前記制止突起との間に逃げ溝部を置いて、前記掛止めレバーの前記側面部に停止突起を形成し、
前記第３枢軸よりも先端側において、前記掛止めレバーに対面する前記ストッパーカムの
側面部に受止突起を形成し、前記受止突起よりも基端側に偏位した位置において、カム突起を前記ストッパーカムの前記側面部に形成してある。 A locking recess for engaging and disengaging the metal fitting is formed on a side surface of the lock plate facing the latch lever at a lateral side position of the first pivot, and a proximal side of the locking recess the passive projections are formed on the side portion of the lock plate in succession, at a position offset to the base end side of the first pivot, said locking continuously to the base end sides of said passive projections Forming a retaining projection on the side surface of the plate, forming a restraining projection on the side surface opposite to the side surface of the locking plate, continuously from the proximal side of the retaining projection;
A locking projection is formed on a side surface portion of the latching lever facing the lock plate at a position deviated to the proximal side of the second pivot, and is continuous with the proximal side of the locking projection. A stop projection is formed on the side surface portion of the latch lever , a relief groove is placed between the stop projection, and a stop projection is formed on the side surface portion of the latch lever,
A receiving projection is formed on a side surface portion of the stopper cam facing the latching lever on the distal end side with respect to the third pivot, and the cam projection is disposed at a position displaced to the proximal end side with respect to the receiving projection. It is formed on the side portion of the stopper cam.

解錠状態において前記受動突子が傾斜配置されて前記受溝に重なり合うとともに、前記留
止突起が前記係止突起よりも先端側において前記掛止めレバーの前記側面部に当接するように第１バネによって前記ロック板を回転付勢し、
解錠状態において前記停止突起が前記ストッパーカムの前記カム突起の基端側辺に当接す
るように前記掛止めレバーを第２バネによって回転付勢し、
解錠状態において前記カム突起の基端側辺が前記掛止めレバーの前記停止突起に当接する
ように前記ストッパーカムを第３バネによって回転付勢してある。 Together with overlapping the receiving groove the passive projections is inclined disposed in the unlocked state, the first spring so that the Tometome projection abuts on the side surface portion of the latching lever in the distal side of the locking projection The lock plate is urged to rotate by
The latching lever is urged to rotate by a second spring so that the stop projection comes into contact with the base end side of the cam projection of the stopper cam in the unlocked state,
In the unlocked state, the stopper cam is urged to rotate by a third spring so that the base end side of the cam projection comes into contact with the stop projection of the latch lever.

施錠状態において、前記受金具が前記ケースの前記受溝内において前記ロック板の前記錠
止用凹部に係合しているとともに、前記ロック板の前記受動突子が前記掛止めレバーの前
記係止突起と前記制止突起間の谷部に係合し、前記掛止めレバーの前記停止突起が前記ス
トッパーカムの前記カム突起の基端側辺に当接し、
前記掛止めレバーを最初に前記第２枢軸の周りに前記ストッパーカムから離反する方向に
回して原位置に戻したとき（１回目の掛止めレバー操作終了時）、前記受金具が前記ロッ
ク板の前記錠止用凹部に係合した状態で前記ケースの前記受溝内を先端開口に向けて移動
しているとともに、前記ロック板の前記留止突起が前記掛止めレバーの前記係止突起と前
記制止突起間の前記谷部に係合し、前記掛止めレバーの前記停止突起が前記ストッパーカムの前記カム突起の基端側辺に当接し、
前記掛止めレバーを次に前記第２枢軸の周りに前記ストッパーカムから離反する方向に回
して原位置に戻したとき（２回目の掛止めレバー操作終了時）、前記受金具が前記ロック
板の前記受動突子の先端側辺に押されて、前記ロック板の前記錠止用凹部及び前記ケース
の前記受溝から脱出しているとともに、前記ロック板の前記留止突起が前記係止突起より
も先端側に偏位した位置において前記掛止めレバーの前記側面部に当接し、前記掛止めレ
バーの前記停止突起が前記ストッパーカムの前記カム突起の基端側辺に当接するように配
置してある。 In the locked state, the bracket is engaged with the locking recess of the lock plate in the receiving groove of the case, and the passive protrusion of the lock plate is engaged with the locking lever. Engaging the valley between the protrusion and the stop protrusion, the stop protrusion of the latch lever abuts the proximal side of the cam protrusion of the stopper cam,
When the latch lever is first rotated around the second pivot axis in a direction away from the stopper cam and returned to the original position (when the first latch lever operation is completed), the catch is attached to the lock plate. While moving in the receiving groove of the case toward the front end opening in a state of being engaged with the locking recess, the retaining protrusion of the locking plate is connected to the locking protrusion of the latching lever and the locking protrusion. It said engage the valleys between the stopping protrusion contacts the stop protrusion of the latch lever is in the proximal-side edge of the cam projection of the stopper cam,
When the latch lever is then rotated around the second pivot in a direction away from the stopper cam and returned to its original position (at the end of the second latch lever operation), the bracket is attached to the lock plate. Pressed by the side of the tip of the passive protrusion to escape from the locking recess of the lock plate and the receiving groove of the case, and the retaining protrusion of the lock plate from the locking protrusion Is arranged so as to abut against the side surface portion of the latch lever at a position displaced to the distal end side, and so that the stop projection of the latch lever abuts the proximal end side of the cam projection of the stopper cam. is there.

本発明の二段開放型スナッチロック装置では、上記の通り掛止めレバーを二回に分けて回
転操作することによって、前記ロック板及び前記ストッパーカムが各バネ付勢に抗して相
対的に所要角度回転し、２回目の操作終了時点で初めて前記受金具が前記ロック板の前記
錠止用凹部から脱出するものであり、掛止めレバーを単に一度回しただけでは全解錠過程
が完結し得ないため、他の物品や人体が偶発的に接触したことに起因してウィング体が解
錠開放される危険性が排除される。 In the two-stage open type snatch lock device of the present invention, the lock plate and the stopper cam are relatively required against each spring bias by rotating the latch lever twice as described above. The bracket is released from the locking recess of the lock plate for the first time at the end of the second operation, and the entire unlocking process can be completed by simply turning the latch lever once. Therefore, the risk of the wing body being unlocked and released due to accidental contact of another article or human body is eliminated.

図１から図４は本発明の一実施例を示したものであり、ケース１は例えばトラクターのエ
ンジン収納部を構成する固定フレーム２に固着され、Ｕ字型に屈曲加工した受金具３は、
前記エンジン収納部を被覆するフードたるウィング体４に固着されている。ケース１の前
後一対の側壁板５の中間部にはバネ支持板部６が設けられ、ケース１の下壁板部７は固定
フレーム２に固着される。
各側壁板５の先端部分に設けた縦長の受溝８は側壁板５の中央位置に形成され、ウィング
体４の開閉動作に対応して受金具３が受溝８に出入りする。ロック板９の第１枢軸１０、
掛止めレバー１１の第２枢軸１２及びストッパーカム１３の第３枢軸１４は、前後の側壁
板５，５間に水平方向に嵌挿され、第１枢軸１０と第２枢軸１２は同じ高さ位置にある。
図１に示したようにケース１の受溝８は第１枢軸１０のほぼ真横位置にあり、第１枢軸１
０は受溝８の右側にあり、第２枢軸１２は受溝８の左側にある。
第１枢軸１０はロック板９のほぼ中央部分を貫通しており、錠止用凹部１５は掛止めレバ
ー１１に対面する側の側辺部（図１では左側面部）にあり、第１枢軸１０に向かって入り
込むように形成されている。 1 to 4 show an embodiment of the present invention. A case 1 is fixed to a fixed frame 2 that constitutes an engine storage portion of a tractor, for example.
It is fixed to a wing body 4 that is a hood that covers the engine housing portion. A spring support plate portion 6 is provided at an intermediate portion between the pair of front and rear side wall plates 5 of the case 1, and the lower wall plate portion 7 of the case 1 is fixed to the fixed frame 2.
A vertically long receiving groove 8 provided at the tip of each side wall plate 5 is formed at the center position of the side wall plate 5, and the metal fitting 3 enters and exits the receiving groove 8 in response to the opening / closing operation of the wing body 4. A first pivot 10 of the lock plate 9,
The second pivot 12 of the latch lever 11 and the third pivot 14 of the stopper cam 13 are horizontally inserted between the front and rear side wall plates 5 and 5, and the first pivot 10 and the second pivot 12 are at the same height position. It is in.
As shown in FIG. 1, the receiving groove 8 of the case 1 is substantially in the lateral position of the first pivot 10, and the first pivot 1
0 is on the right side of the receiving groove 8, and the second pivot 12 is on the left side of the receiving groove 8.
The first pivot 10 passes through the substantially central portion of the lock plate 9, and the locking recess 15 is located on the side (on the left side in FIG. 1) on the side facing the latch lever 11. It is formed so that it may enter toward.

施錠状態においては、受溝８の深部に進入した受金具３は、錠止用凹部１５の先端側辺１
５ａに当接している。第１バネ１６は捻りコイルバネによって構成され、そのコイル部１
６ａは第１枢軸１０に嵌合支持され、直線状に延在する中間連結部１６ｂがロック板９の
右側端部のバネ受部１７に掛けられ、直線状端部１６ｃが前記バネ支持板部６に当接支持
され、ロック板９を図１において時計回り方向に回転付勢している。ロック板９の左側面
部には、錠止用凹部１５の基端側辺に連続して受動突子１８が形成され、受動突子１８の
基端側辺に連続して留止突起１９が形成されており、留止突起１９は第１枢軸１０よりも
基端側に偏位した位置にある。留止突起１９の基端側辺に連続して形成される抑止突起２
０は、錠止用凹部１５、受動突子１８及び留止突起１９を形成した側面部とは反対側、す
なわち右側面部に斜め下向きに形成されている。 In the locked state, the metal fitting 3 that has entered the deep portion of the receiving groove 8 is connected to the distal side 1 of the locking recess 15.
5a. The first spring 16 is constituted by a torsion coil spring, and its coil portion 1
6a is fitted and supported by the first pivot 10, and an intermediate connecting portion 16b extending linearly is hooked on the spring receiving portion 17 at the right end portion of the lock plate 9, and the linear end portion 16c is the spring supporting plate portion. 6, the lock plate 9 is urged to rotate clockwise in FIG. On the left side surface of the lock plate 9, a passive protrusion 18 is formed continuously with the base end side of the locking recess 15, and a retaining protrusion 19 is formed continuously with the base end side of the passive protrusion 18. The retaining protrusion 19 is located at a position displaced from the first pivot 10 to the proximal end side. Suppression protrusion 2 formed continuously on the proximal side of retaining protrusion 19
0 is formed diagonally downward on the side opposite to the side where the locking recess 15, the passive protrusion 18 and the retaining protrusion 19 are formed, that is, on the right side.

縦長状の掛止めレバー１１の右側面部には、第２枢軸１２よりも基端側に偏位した位置に
係止突起２１が形成され、係止突起２１の基端側辺に連続して制止突起２２が形成されて
いる。掛止めレバー１１の右側面部にはバネ支持板部６と干渉しないように逃げ溝部２３
が形成されている。この逃げ溝部２３の基端側辺に連続して形成された停止突起２４は、
係止突起２１及び制止突起２２よりも右側に大きく突出している。
掛止めレバー１１の基端部には、解錠または施錠に際して掛止めレバー１１を回転操作す
るための駆動部材（ワイヤー、ロッド等）が装着される連結孔２５が形成されている。
第３枢軸１４によって基端部をケース１の側壁板５に枢着されたカムストッパー１３の左
側面部には、受止突起２６が先端角部に形成され、受止突起２６よりも基端側に偏位した
位置に三角形状のカム突起２７が形成されている。 A locking projection 21 is formed on the right side surface of the vertically long latching lever 11 at a position displaced to the base end side with respect to the second pivot shaft 12, and is continuously restrained on the base end side of the locking projection 21. A protrusion 22 is formed. A clearance groove portion 23 is formed on the right side surface portion of the latch lever 11 so as not to interfere with the spring support plate portion 6.
Is formed. The stop protrusion 24 formed continuously on the base end side of the escape groove 23 is
It protrudes larger to the right than the locking protrusion 21 and the restraining protrusion 22.
The base end of the latch lever 11 is formed with a connecting hole 25 in which a drive member (wire, rod, etc.) for rotating the latch lever 11 when unlocking or locking is mounted.
A receiving projection 26 is formed on the left side surface portion of the cam stopper 13 whose base end portion is pivotally attached to the side wall plate 5 of the case 1 by the third pivot shaft 14. A triangular cam projection 27 is formed at a position deviated from the center.

ロック板９の受動突子１８は、図３に示したように解錠状態において傾斜配置され、ケー
ス１の前記受溝８の深部に重なり合う。ロック板９の留止突起１９は掛止めレバー１１の
係止突起２１よりも先端側において、掛止めレバー１１の右側面部に当接する。
第２バネ２８は捻りコイルバネによって構成され、そのコイル部２８ａは第２枢軸１２に
嵌合支持され、直線状に延在する中間連結部２８ｂが掛止めレバー１１の左側端部のバネ
受部２９に掛けられ、直線状端部２８ｃが前記バネ支持板部６に当接支持され、掛止めレ
バー１１を図１において反時計回り方向に回転付勢している。解錠状態において掛止めレ
バー１１の停止突起２４は、ストッパーカム１３のカム突起２７の基端側辺に当接する。
第３バネ３０は捻りコイルバネによって構成され、そのコイル部３０は第３枢軸１４に嵌
合支持され、直線状に延在する中間連結部３０ｂがストッパーカム１３の右側面部に掛け
られ、直線状端部３０ｃがケース１の下壁板部７に当接支持され、ストッパーカム１３を
図１において反時計回り方向に回転付勢している。 As shown in FIG. 3, the passive protrusion 18 of the lock plate 9 is inclined and disposed in the unlocked state, and overlaps the deep portion of the receiving groove 8 of the case 1. The retaining protrusion 19 of the lock plate 9 abuts on the right side surface portion of the latching lever 11 on the tip side of the latching protrusion 21 of the latching lever 11.
The second spring 28 is constituted by a torsion coil spring, the coil portion 28 a is fitted and supported on the second pivot 12, and the intermediate connection portion 28 b extending linearly is a spring receiving portion 29 at the left end portion of the latch lever 11. The linear end portion 28c is abutted and supported by the spring support plate 6 and urges the latch lever 11 to rotate counterclockwise in FIG. In the unlocked state, the stop protrusion 24 of the latch lever 11 contacts the proximal end side of the cam protrusion 27 of the stopper cam 13.
The third spring 30 is constituted by a torsion coil spring, and the coil portion 30 is fitted and supported on the third pivot shaft 14, and the intermediate connecting portion 30 b extending linearly is hung on the right side surface portion of the stopper cam 13, and the linear end The portion 30c is abutted and supported by the lower wall plate portion 7 of the case 1, and urges the stopper cam 13 to rotate counterclockwise in FIG.

施錠状態から解錠状態に至る作動過程について図２を用いて説明すると、図２の（ａ）の
初期状態においては、受金具３がケース１の受溝８内においてロック板９の錠止用凹部に
係合１５しているとともに、ロック板９の受動突子１８が掛止めレバー１１の係止突起２
１と制止突起２２間の谷部に係合し、掛止めレバー１１の停止突起２４がストッパーカム
１３のカム突起２７の基端側辺に当接している。
図２の（ｂ）に示したように連結孔２５に接続した駆動部材を介して、掛止め部材１１を
第２枢軸１２の周りに第２バネ２８の付勢に抗して時計回り方向に一定字角度だけ回転操
作すると、掛止めレバー１１の係止突起２１と制止突起２２間の谷部と、ロック板９の受
動突子１８との係合が次第に浅くになり、ロック板９の受動突子１８は最後に係止突起２
１の基端側辺と当接する。掛止めレバー１１の停止突起２４が左側に移動することによっ
て、ストッパーカム１３は第３バネ３０の付勢によって第３枢軸１４の周りに時計回り方
向に回転し、ストッパーカム１３が若干立ち上がる。 The operation process from the locked state to the unlocked state will be described with reference to FIG. 2. In the initial state of FIG. 2A, the metal fitting 3 is used for locking the lock plate 9 in the receiving groove 8 of the case 1. While engaging with the recess 15, the passive protrusion 18 of the lock plate 9 is connected to the locking protrusion 2 of the latch lever 11.
The stop projection 24 of the latch lever 11 is in contact with the proximal end side of the cam projection 27 of the stopper cam 13.
As shown in FIG. 2B, the latch member 11 is rotated around the second pivot 12 in the clockwise direction against the bias of the second spring 28 via the drive member connected to the coupling hole 25. When rotating by a fixed angle, the engagement between the trough portion between the locking projection 21 of the latching lever 11 and the restraining projection 22 and the passive protrusion 18 of the lock plate 9 gradually becomes shallower, and the passive state of the lock plate 9 is reduced. The protrusion 18 is finally the locking protrusion 2
1 is in contact with the base side. As the stop projection 24 of the latch lever 11 moves to the left, the stopper cam 13 rotates clockwise around the third pivot 14 by the biasing force of the third spring 30, and the stopper cam 13 rises slightly.

掛止めレバー１１の１回目の回転操作が終点に到達すると、図２の（ｃ）に示したように
掛止めレバー１１の制止突起２２がケース１のバネ支持板部６に当接し、掛止めレバー１
１の停止突起２４はストッパーカム１３のカム突起２７から完全に離れる。掛止めレバー
１１の係止突起２１がロック板９の受動突子１８から離れたため、ロック板９は第１バネ
１６の付勢によって第１枢軸１０の周りに時計回り方向に一定角度回転し、この回転終端
においてロック板９の抑止突起２０がストッパーカム１３の受止突起２６の先端側辺に係
合する。受金具３はケース１の受溝８の入口部付近まで弾き移動させられている。 When the first rotation operation of the latch lever 11 reaches the end point, as shown in FIG. 2C, the restraining projection 22 of the latch lever 11 contacts the spring support plate portion 6 of the case 1, and the latch Lever 1
The one stop protrusion 24 is completely separated from the cam protrusion 27 of the stopper cam 13. Since the locking protrusion 21 of the latching lever 11 is separated from the passive protrusion 18 of the lock plate 9, the lock plate 9 is rotated around the first pivot 10 by a certain angle in the clockwise direction by the bias of the first spring 16. At the end of the rotation, the restraining projection 20 of the lock plate 9 engages with the tip side of the receiving projection 26 of the stopper cam 13. The receiving bracket 3 is flipped and moved to the vicinity of the entrance of the receiving groove 8 of the case 1.

前記駆動部材を介しての掛止めレバー１１の回転力の付与を中止して掛止めレバー１１を
解放すると、図２の（ｄ）に示したように掛止めレバー１１は第２バネ２８の付勢によっ
て第２枢軸１２の周りに反時計回り方向に回転し、掛止めレバー１１の停止突起２４はス
トッパーカム１３のカム突起２７を押す。そのため、ストッパーカム１３は第３枢軸１４
の周りに第３バネ３０の付勢に抗して時計回り方向に一定角度回転させられる。この回転
によって、ストッパーカム１３の受止突起２６とロック板９の抑止突起２０との係合は次
第に浅くなるが、ロック板９は図２の（ｃ）と同じ回転姿勢に抑止されている。第２バネ
２８の弾性反発力は、第３バネ３０の弾性反発力よりも強く設定されている。 When the application of the rotational force of the latch lever 11 through the drive member is stopped and the latch lever 11 is released, the latch lever 11 is attached to the second spring 28 as shown in FIG. Rotating in the counterclockwise direction around the second pivot 12 by the force, the stop protrusion 24 of the latch lever 11 pushes the cam protrusion 27 of the stopper cam 13. Therefore, the stopper cam 13 is provided with the third pivot 14
Is rotated by a predetermined angle in the clockwise direction against the bias of the third spring 30. By this rotation, the engagement between the receiving projection 26 of the stopper cam 13 and the restraining projection 20 of the lock plate 9 gradually becomes shallow, but the lock plate 9 is restrained to the same rotational posture as in FIG. The elastic repulsive force of the second spring 28 is set stronger than the elastic repulsive force of the third spring 30.

掛止めレバー１１の１回目の回転操作が完全に終了し、図２の（ｅ）に示したように掛止
めレバー１１が第２バネ２８の付勢によって原位置に戻されたときには（１回目の掛止め
レバー操作終了時）、受金具３がロック板９の錠止用凹部１５に係合した状態でケース１
の受溝８の先端開口付近に移動しており、ストッパーカム１３の受止突起２６はロック板
９の抑止突起２０から完全に離れている。ロック板９の留止突起１９が掛止めレバー１１
の係止突起２１と制止突起２２間の前記谷部に係合することによって、ロック板９は錠止用凹部１５の入口部に受金具３をくわえ込んだ姿勢に保持されている。 When the first rotation operation of the latching lever 11 is completed and the latching lever 11 is returned to the original position by the bias of the second spring 28 as shown in FIG. When the latch lever operation is finished, the case 1 is in a state where the metal fitting 3 is engaged with the locking recess 15 of the lock plate 9.
The receiving projection 8 of the stopper cam 13 is completely separated from the restraining projection 20 of the lock plate 9. The retaining projection 19 of the lock plate 9 is connected to the latch lever 11
By engaging the valleys between the locking protrusion 21 and the stopping protrusion 22 of the locking plate 9 is held in position to elaborate adding pivot bracket 3 to the inlet portion of the locking recess 15.

前記駆動部材を介して掛止めレバー１１を第２バネ２８の付勢に抗して第２枢軸１２の周
りに再度時計回り方向に回転操作すると、図２の（ｆ）に示したように掛止めレバー１１
の係止突起２１と制止突起２２間の谷部と、ロック板９の留止突起１９との係合が次第に
浅くになり、留止突起１９は最後には係止突起２１の基端側辺と当接する。掛止めレバー
１１の停止突起２４がストッパーカム１３のカム突起２７から離れるため、ストッパーカ
ム１３が第３バネ３０の付勢によって第３枢軸１４の周りに反時計回り方向に回転し、ス
トッパーカム１３の受止突起２６の基端側辺がロック板９の抑止突起２０に係合する。 When the latch lever 11 is rotated clockwise around the second pivot 12 again against the bias of the second spring 28 via the drive member, the latch lever 11 is latched as shown in FIG. Stop lever 11
The engagement between the trough portion between the locking projection 21 and the locking projection 22 and the retaining projection 19 of the lock plate 9 gradually becomes shallower. Abut. Since the stop protrusion 24 of the latch lever 11 is separated from the cam protrusion 27 of the stopper cam 13, the stopper cam 13 is rotated counterclockwise around the third pivot 14 by the biasing force of the third spring 30. The base end side of the receiving projection 26 engages with the restraining projection 20 of the lock plate 9.

掛止めレバー１１の２回目の回転操作が終点に到達すると、図２の（ｇ）に示したように
掛止めレバー１１の制止突起２２がケース１のバネ支持板部６に当接し、ストッパーカム
１３が反時計回りに更に回転して、ストッパーカム１３の受止突起２６の基端側辺とロッ
ク板９の抑止突起２０が更に係合する。ロック板９の留止突起１９は、係止突起２１より
先端側に偏位した位置において掛止めレバー１１の右側面部に当接しており、ロックカム
９の抑止突起２０はケース１のバネ支持板部６の右橋に係合している。ロック板９の受動
突子１８に押された受金具３は、ロック板９の錠止用凹部１５及びケースの受溝８から押
し出されている。すなわち、固定フレーム２に対するウィング体４の錠止は解除されてい
る。 When the second rotation operation of the latch lever 11 reaches the end point, as shown in FIG. 2G, the restraining projection 22 of the latch lever 11 comes into contact with the spring support plate portion 6 of the case 1, and the stopper cam 13 further rotates counterclockwise, and the proximal end side of the receiving projection 26 of the stopper cam 13 and the restraining projection 20 of the lock plate 9 are further engaged. The retaining projection 19 of the lock plate 9 is in contact with the right side surface portion of the latch lever 11 at a position deviated from the locking projection 21 toward the tip side, and the restraining projection 20 of the lock cam 9 is the spring support plate portion of the case 1. 6 is engaged to the right bridge. The metal fitting 3 pushed by the passive protrusion 18 of the lock plate 9 is pushed out from the locking recess 15 of the lock plate 9 and the receiving groove 8 of the case. That is, the locking of the wing body 4 with respect to the fixed frame 2 is released.

掛止めレバー１１の２回目の回転操作が完全に終了し、掛止めレバー１１が第２バネ２８
の付勢によって原位置に戻されたときには（２回目の掛止めレバー操作終了時）、掛止め
レバー１１の停止突起２４によってストッパーカム１３のカム突起２７が押されるため、
図２の（ｈ）に示したようにストッパーカム１３は第３枢軸１４の周りに第３バネ３０の
付勢に抗して時計回り方向に回転させられ、ストッパーカム１３の受止突起２６がロック
板９の抑止突起２０から完全に離れる。ロック板９の留止突起１９は係止突起２１より先
端側に偏位した位置において掛止めレバー１１の右側面部に当接しており、ロックカム９
の抑止突起２０はケース１のバネ支持板部６の右橋に係合している。 The second rotation operation of the latch lever 11 is completely completed, and the latch lever 11 is moved to the second spring 28.
Since the cam projection 27 of the stopper cam 13 is pushed by the stop projection 24 of the latch lever 11 when it is returned to the original position by the urging force (at the end of the second latch lever operation),
As shown in FIG. 2H, the stopper cam 13 is rotated clockwise around the third pivot 14 against the urging force of the third spring 30, and the receiving projection 26 of the stopper cam 13 is moved. It completely leaves the restraining projection 20 of the lock plate 9. The retaining projection 19 of the lock plate 9 is in contact with the right side surface portion of the latch lever 11 at a position deviated from the locking projection 21 toward the front end side.
The restraining protrusion 20 is engaged with the right bridge of the spring support plate portion 6 of the case 1.

図３に示した解錠状態から施錠状態に移行する過程について図４を用いて説明する。ウィ
ング４の閉鎖動作の終端域において図４の（ａ）に示したように受金具３がロック板９の
受動突子１８に当たると、ロック板９が第１枢軸１０の周りに第１バネ１６の付勢に抗し
て反時計回り方向に回転させられる。この回転動作の途中でロック板９の留止突起１９に
よって掛止めレバー１１の係止突起２１の先端側辺が押されるため、掛止めレバー１１は
第２枢軸１２の周りに第２バネ２８の付勢に抗して時計回り方向に回転させられ、図４の
（ｂ）に示したようにロック板９と掛止めレバー１１との当接部は、留止突起１９から受
動突子１８に変わる。 The process of shifting from the unlocked state shown in FIG. 3 to the locked state will be described with reference to FIG. As shown in FIG. 4A, when the metal fitting 3 hits the passive protrusion 18 of the lock plate 9 in the end region of the closing operation of the wing 4, the lock plate 9 moves around the first pivot 10 and the first spring 16. It is rotated counterclockwise against the bias of. In the middle of this rotation operation, the retaining projection 19 of the lock plate 9 pushes the tip side of the latching projection 21 of the latching lever 11, so that the latching lever 11 is moved around the second pivot 12 by the second spring 28. As shown in FIG. 4B, the contact portion between the lock plate 9 and the latch lever 11 is moved from the retaining protrusion 19 to the passive protrusion 18 as shown in FIG. change.

この掛止めレバー１１の回転によって掛止めレバー１１の停止突起２４がストッパーカム
１３のカム突起２７から離れるため、ストッパーカム１３は第３枢軸１４の周りに第３バ
ネ３０の付勢によって反時計回りに回転し、ストッパーカム１３の受止突起２６がロック
板９の抑止突起２０に係合する。
ウィング体４の閉鎖動作が更に続行されると、図４の（ｃ）に示したように受金具３はロ
ック板９の錠止用凹部１５に捕捉された状態でケース１の受溝８に入り込み、掛止めレバ
ー１１の係止突起２１と制止突起２２間の谷部にロック板９の留止突起１９が係合し、ま
た、ロック板９の受動突子１８と留止突起１９間の谷部に掛止めレバー１１の係止突起２
１が係合し、一段目のロックが成立する。この段階では、掛止めレバー１１は第２バネ２
８の付勢によって反時計回りに回転しており、掛止めレバー１１の停止突起２４によって
カム突起２７を押されたストッパーカム１３は、第３バネ３０の付勢に抗して時計回り方
向に回転させられている。 Since the stop projection 24 of the latch lever 11 is separated from the cam projection 27 of the stopper cam 13 by the rotation of the latch lever 11, the stopper cam 13 rotates counterclockwise by the bias of the third spring 30 around the third pivot 14. The receiving projection 26 of the stopper cam 13 engages with the restraining projection 20 of the lock plate 9.
When the closing operation of the wing body 4 is further continued, as shown in FIG. 4C, the receiving metal fitting 3 is caught in the receiving groove 8 of the case 1 while being caught by the locking recess 15 of the lock plate 9. The retaining protrusion 19 of the lock plate 9 is engaged with the valley between the engaging protrusion 21 and the restraining protrusion 22 of the latch lever 11, and between the passive protrusion 18 and the retaining protrusion 19 of the lock plate 9. Locking protrusion 2 of the latching lever 11 in the valley
1 is engaged, and the first-stage lock is established. At this stage, the latch lever 11 is moved to the second spring 2.
The stopper cam 13, which has been rotated counterclockwise by the biasing force 8 and has the cam protrusion 27 pushed by the stop protrusion 24 of the latching lever 11, is counterclockwise against the biasing force of the third spring 30. It is rotated.

ウィング体４の閉鎖動作が更に続行されて、受金具３の断面の一部が第１枢軸１０と第２
枢軸１２を結ぶ直線を基端側に越えると、図４の（ｄ）、図４の（ｅ）に示したようにロ
ック板９の受動突子１８によって掛止めレバー１１の係止突起２１の先端側辺が押される
ため、掛止めレバー１１は第２枢軸１２の周りに第２バネ２８の付勢に抗して時計回り方
向に回転させられる。
図４の（ｆ）に示したように受金具３の断面の大部分が第１枢軸１０と第２枢軸１２を結
ぶ直線を基端側に越えると、ロック板９の受動突子１８が掛止めレバー１１の係止突起２
１と制止突起２２間の谷部と係合することになり、受金具３は受溝８とロック板９の錠止
用凹部１５に深く係合して、二段目ロックが成立する。 The closing operation of the wing body 4 is further continued, and a part of the cross-section of the bracket 3 is connected to the first pivot 10 and the second pivot 10.
When the straight line connecting the pivots 12 is crossed to the base end side, as shown in FIGS. 4D and 4E, the locking protrusions 21 of the latch lever 11 are moved by the passive protrusions 18 of the lock plate 9. Since the tip side is pushed, the latch lever 11 is rotated clockwise around the second pivot 12 against the bias of the second spring 28.
As shown in FIG. 4 (f), when most of the cross section of the bracket 3 crosses the straight line connecting the first pivot 10 and the second pivot 12 to the base end side, the passive protrusion 18 of the lock plate 9 is hooked. Locking protrusion 2 of locking lever 11
1 and the locking projection 22 are engaged with each other, and the metal fitting 3 is deeply engaged with the receiving groove 8 and the locking recess 15 of the lock plate 9 to establish a second-stage lock.

例えば固定フレーム２とウィング体４間に介在させたパッキング部材（図示していない）
がウィング体４によって圧縮されたときには、図４の（ｇ）に示したように当該パッキン
グ部材の圧縮量だけ受金具３がオーバーランし、ロック板９が第１バネ１６の付勢に抗し
て第１枢軸１０の周りに反時計周りに回転させられるが、ロック板９の受動突子１８は掛
止めレバー１１の係止突起２１と制止突起２２間の谷部から離脱することはない。パッキ
ング部材の弾性反発力によってウィング体４が若干戻されたときには、図４の（ｆ）に示
した状態に戻ることになる。 For example, a packing member (not shown) interposed between the fixed frame 2 and the wing body 4
4 is compressed by the wing body 4, as shown in FIG. 4G, the metal fitting 3 overruns by the compression amount of the packing member, and the lock plate 9 resists the bias of the first spring 16. Thus, the passive protrusion 18 of the lock plate 9 is not detached from the valley between the locking protrusion 21 and the locking protrusion 22 of the latch lever 11. When the wing body 4 is slightly returned by the elastic repulsive force of the packing member, it returns to the state shown in FIG.

本発明の一実施例に係る二段開放型スナッチロック装置が施錠状態にあるときの正面図である。It is a front view when the two-stage open type snatch lock device according to one embodiment of the present invention is in a locked state. 図１のスナッチロック装置において、掛止めレバーを２回に分けて回転操作することによって解錠するまでの過程を示す説明図であり、（ａ）はウィング体が固定フレームに対して施錠されている初期状態を示し、（ｂ）は掛止めレバーの１回目の回転操作を開始したときの状態を示し、（ｃ）は１回目の回転操作が終点に到達したときの状態を示し、（ｄ）は掛止めレバーを解放した状態を示し、（ｅ）は１回目の回転操作を終了した状態を示し、（ｆ）は掛止めレバーの２回目の回転操作を開始したときの状態を示し、（ｇ）は２回目の回転操作が終点に到達したときの状態を示し、（ｈ）は２回目の回転操作を終了した状態を示している。In the snatch lock device of FIG. 1, it is explanatory drawing which shows the process until it unlocks by rotating a latching lever divided into 2 times, (a) is a wing body being locked with respect to a fixed frame. (B) shows the state when the first rotation operation of the latch lever is started, (c) shows the state when the first rotation operation reaches the end point, (d ) Shows a state in which the latch lever is released, (e) shows a state in which the first rotation operation is completed, (f) shows a state when the second rotation operation of the latch lever is started, (G) shows a state when the second rotation operation reaches the end point, and (h) shows a state where the second rotation operation is finished. 図１のスナッチロック装置が解錠状態にあるときの正面図である。FIG. 2 is a front view when the snatch lock device of FIG. 1 is in an unlocked state. 図１のスナッチロック装置において、ウィング体の閉鎖動作により施錠が２段階で成立するまでの過程を示す説明図であり、（ａ）は受金具がロック板の受動突子に当った状態を示し、（ｂ）は受金具に押されてロック板が回転し、それに付随して掛止めレバーとストッパーカムが所定角度回転したときの状態を示し、（ｃ）は１段目のロックが成立したときの状態を示し、（ｄ）と（ｅ）はウィング体の閉鎖動作が更に進行して行くときの状態を示し、（ｆ）は２段目のロックが成立したときの状態を示し、（ｇ）はウィング体がパッキング部材を圧縮することによって受金具がオーバーランしたときの状態を示している。In the snatch lock device of FIG. 1, it is explanatory drawing which shows the process until locking is materialized in two steps by closing operation of a wing body, (a) shows the state which the metal fitting contacted the passive protrusion of the lock plate , (B) shows the state when the locking plate is pushed by the metal fitting and the locking lever and the stopper cam are rotated by a predetermined angle, and (c) shows that the first-stage lock is established. (D) and (e) show the state when the closing operation of the wing body further proceeds, (f) shows the state when the second stage lock is established, ( g) shows a state where the metal fitting overruns due to the wing body compressing the packing member.

符号の説明Explanation of symbols

１ ケース
２ 固定フレーム
３ 受金具
４ ウィング体
５ ケースの側壁板
６ ケースのバネ支持板部
７ ケースの下壁板
８ ケースの受溝
９ ロック板
１０ 第１枢軸
１１ 掛止めレバー
１２ 第２枢軸
１３ ストッパーカム
１４ 第３枢軸
１５ ロック板の錠止用凹部
１６ 第１バネ
１７ バネ受部
１８ ロック板の受動突子
１９ ロック板の留止突起
２０ ロック板の抑止突起
２１ 掛止めレバーの係止突起
２２ 掛止めレバーの制止突起
２３ 掛止めレバーの逃げ溝部
２４ 掛止めレバーの停止突起
２５ 掛止めレバーの駆動部材の連結孔
２６ ストッパーカムの受止突起
２７ ストッパーカムのカム突起
２８ 第２バネ
２９ バネ受部
３０ 第３バネ DESCRIPTION OF SYMBOLS 1 Case 2 Fixed frame 3 Receiving bracket 4 Wing body 5 Case side wall plate 6 Case spring support plate part 7 Case lower wall plate 8 Case receiving groove 9 Lock plate 10 First pivot 11 Latching lever 12 Second pivot 13 Stopper cam 14 Third pivot 15 Lock plate locking recess 16 First spring 17 Spring receiving portion 18 Lock plate passive protrusion 19 Lock plate retaining protrusion 20 Lock plate restraining protrusion 21 Locking lever locking protrusion 22 Stopping protrusion of the latch lever 23 Relief groove portion of the latch lever 24 Stop protrusion of the latch lever 25 Connection hole of the driving member of the latch lever 26 Stopper protrusion of the stopper cam 27 Cam protrusion of the stopper cam 28 Second spring 29 Spring Receiver 30 Third spring

Claims (1)

ウィング体と固定フレームの一方に固着され、先端面側に開口した受溝を側壁板の先端部
分に形成したケースと；前記受溝の一方の側において前記側壁板の先端部分に第１枢軸に
よって枢着されたロック板と；前記受溝の他方の側において前記側壁版の先端部分に前記
第１枢軸と平行な第２枢軸によって枢着された掛止めレバーと；前記第１枢軸と平行な第
３枢軸によって前記側壁版の基端部分に枢着されたストッパーカムと；前記ウィング体と前記固定フレームの他方に固着され、前記ウィング体の閉鎖時に前記ケースの前記受溝に進入する受金具とからなり、
前記第１枢軸の横側方位置において、前記掛止めレバーに対面する前記ロック板の側面部
に前記受金具が係脱する錠止用凹部を形成し、前記錠止用凹部の基端側辺に連続して受動
突子を前記ロック板の前記側面部に形成し、前記第１枢軸よりも基端側に偏位した位置において、前記受動突子の基端側辺に連続して前記ロック板の前記側面部に留止突起を形成し、前記留止突起の基端側辺に連続して、前記ロック板の前記側面部とは反対側にある側面部に抑止突起を形成し、
前記第２枢軸よりも基端側に偏位した位置において、前記ロック板に対面する前記掛止め
レバーの側面部に係止突起を形成し、前記係止突起の基端側辺に連続して前記掛止めレバーの前記側面部に制止突起を形成し、前記制止突起との間に逃げ溝部を置いて、前記掛止めレバーの前記側面部に停止突起を形成し、
前記第３枢軸よりも先端側において、前記掛止めレバーに対面する前記ストッパーカムの
側面部に受止突起を形成し、前記受止突起よりも基端側に偏位した位置において、カム突起を前記ストッパーカムの前記側面部に形成し、
解錠状態において前記受動突子が傾斜配置されて前記受溝に重なり合うとともに、前記留
止突起が前記係止突起よりも先端側において前記掛止めレバーの前記側面部に当接するように第１バネによって前記ロック板を回転付勢し、
解錠状態において前記停止突起が前記ストッパーカムの前記カム突起の基端側辺に当接す
るように前記掛止めレバーを第２バネによって回転付勢し、
解錠状態において前記カム突起の基端側辺が前記掛止めレバーの前記停止突起に当接する
ように前記ストッパーカムを第３バネによって回転付勢し、
施錠状態において、前記受金具が前記ケースの前記受溝内において前記ロック板の前記錠
止用凹部に係合しているとともに、前記ロック板の前記受動突子が前記掛止めレバーの前
記係止突起と前記制止突起間の谷部に係合し、前記掛止めレバーの前記停止突起が前記ス
トッパーカムの前記カム突起の基端側辺に当接し、
前記掛止めレバーを最初に前記第２枢軸の周りに前記ストッパーカムから離反する方向に
回して原位置に戻したとき（１回目の掛止めレバー操作終了時）、前記受金具が前記ロッ
ク板の前記錠止用凹部に係合した状態で前記ケースの前記受溝内を先端開口に向けて移動
しているとともに、前記ロック板の前記留止突起が前記掛止めレバーの前記係止突起と前
記制止突起間の前記谷部に係合し、前記掛止めレバーの前記停止突起が前記ストッパーカムの前記カム突起の基端側辺に当接し、
前記掛止めレバーを次に前記第２枢軸の周りに前記ストッパーカムから離反する方向に回
して原位置に戻したとき（２回目の掛止めレバー操作終了時）、前記受金具が前記ロック
板の前記受動突子の先端側辺に押されて、前記ロック板の前記錠止用凹部及び前記ケース
の前記受溝から脱出しているとともに、前記ロック板の前記留止突起が前記係止突起より
も先端側に偏位した位置において前記掛止めレバーの前記側面部に当接し、前記掛止めレ
バーの前記停止突起が前記ストッパーカムの前記カム突起の基端側辺に当接するように配
置した、二段開放型スナッチロック装置。 A case in which a receiving groove fixed to one of the wing body and the fixed frame and opened to the front end surface side is formed at the front end portion of the side wall plate; A locking plate pivotally attached; a latching lever pivotally attached to a tip portion of the side wall plate on the other side of the receiving groove by a second pivot parallel to the first pivot; parallel to the first pivot third and stopper cams pivotally mounted to the proximal portion of the side wall plate by pivot; fixed the wing member and the other of said stationary frame, receiving brackets which enters the receiving groove of the case during closure of the wing body And consist of
A locking recess for engaging and disengaging the metal fitting is formed on a side surface of the lock plate facing the latch lever at a lateral side position of the first pivot, and a proximal side of the locking recess the passive projections are formed on the side portion of the lock plate in succession, at a position offset to the base end side of the first pivot, said locking continuously to the base end sides of said passive projections Forming a retaining projection on the side surface of the plate, forming a restraining projection on the side surface opposite to the side surface of the locking plate, continuously from the proximal side of the retaining projection;
A locking projection is formed on a side surface portion of the latching lever facing the lock plate at a position deviated to the proximal side of the second pivot, and is continuous with the proximal side of the locking projection. A stop projection is formed on the side surface portion of the latch lever , a relief groove is placed between the stop projection, and a stop projection is formed on the side surface portion of the latch lever,
A receiving projection is formed on a side surface portion of the stopper cam facing the latching lever on the distal end side with respect to the third pivot, and the cam projection is disposed at a position displaced to the proximal end side with respect to the receiving projection. formed in the side surface portion of the stopper cam,
Together with overlapping the receiving groove the passive projections is inclined disposed in the unlocked state, the first spring so that the Tometome projection abuts on the side surface portion of the latching lever in the distal side of the locking projection The lock plate is urged to rotate by
The latching lever is urged to rotate by a second spring so that the stop projection comes into contact with the base end side of the cam projection of the stopper cam in the unlocked state,
In the unlocked state, the stopper cam is rotationally biased by a third spring so that the base end side of the cam projection contacts the stop projection of the latch lever,
In the locked state, the bracket is engaged with the locking recess of the lock plate in the receiving groove of the case, and the passive protrusion of the lock plate is engaged with the locking lever. Engaging the valley between the protrusion and the stop protrusion, the stop protrusion of the latch lever abuts the proximal side of the cam protrusion of the stopper cam,
When the latch lever is first rotated around the second pivot axis in a direction away from the stopper cam and returned to the original position (when the first latch lever operation is completed), the catch is attached to the lock plate. While moving in the receiving groove of the case toward the front end opening in a state of being engaged with the locking recess, the retaining protrusion of the locking plate is connected to the locking protrusion of the latching lever and the locking protrusion. It said engage the valleys between the stopping protrusion contacts the stop protrusion of the latch lever is in the proximal-side edge of the cam projection of the stopper cam,
When the latch lever is then rotated around the second pivot in a direction away from the stopper cam and returned to its original position (at the end of the second latch lever operation), the bracket is attached to the lock plate. Pressed by the side of the tip of the passive protrusion to escape from the locking recess of the lock plate and the receiving groove of the case, and the retaining protrusion of the lock plate from the locking protrusion Is also arranged so that it comes into contact with the side surface portion of the latch lever at a position displaced to the front end side, and the stop projection of the latch lever comes into contact with the proximal end side of the cam projection of the stopper cam. Two-stage open type snatch lock device.
JP2004279495A 2004-09-27 2004-09-27 Two-stage open type snatch lock device Expired - Fee Related JP4039577B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2004279495A JP4039577B2 (en) 2004-09-27 2004-09-27 Two-stage open type snatch lock device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004279495A JP4039577B2 (en) 2004-09-27 2004-09-27 Two-stage open type snatch lock device

Publications (2)

Publication Number Publication Date
JP2006090075A JP2006090075A (en) 2006-04-06
JP4039577B2 true JP4039577B2 (en) 2008-01-30

Family

ID=36231311

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Application Number Title Priority Date Filing Date
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Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104594739A (en) * 2013-10-31 2015-05-06 现代自动车株式会社 Structure of hood latch for vehicle

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101947839B1 (en) 2013-11-06 2019-02-13 현대자동차주식회사 Apparatus for latching door for vehicle
CN106761050B (en) * 2015-11-24 2019-02-26 比亚迪股份有限公司 The locker and vehicle of hood

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104594739A (en) * 2013-10-31 2015-05-06 现代自动车株式会社 Structure of hood latch for vehicle
CN104594739B (en) * 2013-10-31 2018-05-18 现代自动车株式会社 For the structure of the hood latch of vehicle

Also Published As

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