JPH0932838A - Spacer - Google Patents

Spacer

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Publication number
JPH0932838A
JPH0932838A JP7184487A JP18448795A JPH0932838A JP H0932838 A JPH0932838 A JP H0932838A JP 7184487 A JP7184487 A JP 7184487A JP 18448795 A JP18448795 A JP 18448795A JP H0932838 A JPH0932838 A JP H0932838A
Authority
JP
Japan
Prior art keywords
hole
spacer
center
core
shaped
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP7184487A
Other languages
Japanese (ja)
Inventor
Hiroshi Matsuoka
弘 松岡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP7184487A priority Critical patent/JPH0932838A/en
Publication of JPH0932838A publication Critical patent/JPH0932838A/en
Pending legal-status Critical Current

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Abstract

PROBLEM TO BE SOLVED: To surely hold installed material after installation by using one spacer even if the material has dimensional errors. SOLUTION: A space consists of a core part 1b on which a transmitted hole 1a, and an elastic deforming part 1c whose thickness of an axial direction is changed according to push-press force of the axial direction of the transmitted hole 1a, and on which elastic force is generated according thereto.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【発明の属する技術分野】この発明は、物体を他の物体
にねじ止めして取り付けるとき、二つの物体の間に介在
して軸方向の取付位置をその厚さによって調節するスペ
ーサに関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a spacer which, when an object is screwed and attached to another object, is interposed between the two objects to adjust the axial attachment position by the thickness thereof.

【0002】[0002]

【従来の技術】図7は従来のキャビネットへのCRTの
取付構造を示す分解斜視図、図8はその要部の拡大断面
図で、1は金属板製のスペーサ、1aはスペーサ1の中
央に設けられた透孔、2はキャビネット、3はカラー陰
極線菅(以下、「CRT」という)、4は取付ねじで、
図8に示すように、キャビネット2の4隅に設けられた
取付用ボス2aの上面にスペーサ1に介してCRT3の
4隅に設けられた取付用ラグ3aを乗せ、取付ねじ4を
締め付けてキャビネット2にCRT3を取り付けてい
る。
2. Description of the Related Art FIG. 7 is an exploded perspective view showing a conventional CRT mounting structure in a cabinet, and FIG. 8 is an enlarged cross-sectional view of a main part thereof, in which 1 is a spacer made of a metal plate and 1a is a center of the spacer 1. Through holes provided, 2 is a cabinet, 3 is a color cathode ray tube (hereinafter referred to as "CRT"), 4 is a mounting screw,
As shown in FIG. 8, the mounting lugs 3a provided at the four corners of the CRT 3 are placed on the upper surfaces of the mounting bosses 2a provided at the four corners of the cabinet 2 through the spacer 1, and the mounting screws 4 are tightened to tighten the cabinet. CRT3 is attached to 2.

【0003】このとき、スペーサ1が適当な厚さであれ
ば、図8に示すようにCRT3のフロント面3bがキャ
ビネット2の開口端面2bに隙間なく当接するが、スペ
ーサ1が厚すぎると図9に示すよう隙間が生じるので見
苦しくなり、また、スペーサ1が薄すぎると図10に示
すようにフロント面3bが開口端面2bを押し出し、そ
の部分が変形するので見苦しくなる。
At this time, if the spacer 1 has an appropriate thickness, as shown in FIG. 8, the front surface 3b of the CRT 3 comes into contact with the open end surface 2b of the cabinet 2 without a gap. As shown in FIG. 10, if the spacer 1 is too thin, the front surface 3b pushes out the opening end surface 2b and the portion is deformed, which makes it unsightly.

【0004】なお、キャビネット2の4隅の取付用ボス
2aの上面から開口端面2bまでの位置にはばらつきが
あり、またCRT3の4隅のフロント面3bから取付用
ラグ3aまでの位置にもばらつきがあるため、キャビネ
ット2へCRT3を取り付ける際、取り付け後の状態を
見て適当な厚さのスペーサ1を選んで取り替えていたた
め、長い取り付け時間を要していた。
The positions from the upper surface of the mounting boss 2a at the four corners of the cabinet 2 to the opening end surface 2b vary, and also from the front surface 3b at the four corners of the CRT 3 to the mounting lug 3a. Therefore, when the CRT 3 is attached to the cabinet 2, the spacer 1 having an appropriate thickness is selected and replaced depending on the state after the attachment, which requires a long attachment time.

【0005】[0005]

【発明が解決しようとする課題】この発明は、上記のよ
うな問題点の解消を目的としてなされたもので、スペー
サを取り替えることなく取付け時の厚さを変えることが
できるスペーサを得ることを目的とする。
SUMMARY OF THE INVENTION The present invention has been made for the purpose of solving the above-mentioned problems, and an object thereof is to obtain a spacer whose thickness at the time of mounting can be changed without replacing the spacer. And

【0006】[0006]

【課題を解決するための手段】この発明に係るスペーサ
は、透孔が形成されたコア部と、上記透孔の軸方向の押
圧力に応じて軸方向の厚さが変化しかつその変化に応じ
た弾性力を生じる弾性変形部とを備えたたものである。
また、中央に透孔が設けられた2枚の平板状のコア部
と、このコア部を連結する弾性変形部とを備えたもので
ある。
A spacer according to the present invention has a core portion in which a through hole is formed and an axial thickness that changes depending on the axial pressing force of the through hole, and the change in the axial thickness changes. And an elastically deformable portion that generates a corresponding elastic force.
Further, it is provided with two flat plate-shaped core portions having a through hole in the center and an elastically deformable portion connecting the core portions.

【0007】また、中央に透孔が形成された平板状のコ
ア部と、このコア部の一面に上記透孔の軸方向に延在す
るよう同心状に形成された複数の環状の突起部を有する
弾性変形部とを備えたものである。また、中央に透孔が
形成されたコア部と、このコア部の外周縁に連続して設
けられた断面がV字形の環状の弾性変形部とを備えたも
のである。
Further, a flat plate-shaped core portion having a through hole formed in the center and a plurality of annular projections formed concentrically on one surface of the core portion so as to extend in the axial direction of the through hole. And an elastically deforming portion having the same. Further, it is provided with a core portion having a through hole formed in the center, and an annular elastically deformable portion having a V-shaped cross section and continuously provided on the outer peripheral edge of the core portion.

【0008】また、透孔を有する中央部と、この中央部
の周囲に形成された環状の中空部を有する周縁部が共に
弾性部材によって形成されたものである。また、透孔を
有する中央部と、この中央部から放射状に延び先端部に
透孔を有する弾性部材で形成された複数の帯状部とを備
え、帯状部が曲げられて中央部と帯状部の各透孔に共通
の締付け部材が貫通するよう構成されたものである。
Further, the central portion having the through hole and the peripheral portion having the annular hollow portion formed around the central portion are both formed of elastic members. Further, it is provided with a central portion having a through hole and a plurality of belt-shaped portions formed by an elastic member radially extending from the central portion and having a through-hole at a tip thereof, and the belt-shaped portion is bent so that the central portion and the belt-shaped portion are bent. A common tightening member penetrates each through hole.

【0009】[0009]

【作用】この発明に係るスペーサは、取付ねじを締付け
る押圧力に応じて弾性変形部が変形して厚さが変化する
とともに、その変化によって生じる弾性力でもって被取
付物体を確実に保持する。
In the spacer according to the present invention, the elastically deformable portion is deformed in accordance with the pressing force for tightening the mounting screw to change the thickness, and the elastic force generated by the change reliably holds the mounted object.

【0010】[0010]

【発明の実施の形態】BEST MODE FOR CARRYING OUT THE INVENTION

実施の形態1.図1はこの発明の第1の実施の形態のス
ペーサの断面図で、可撓性と弾性とを有する合成樹脂成
形品で構成されている。図において、1はスペーサ、1
bは平板状のコア部で、中央に透孔1aが形成されてい
る。1cは2枚のコア部1bの間を連結している断面V
字形の環状に形成された弾性変形部で、2枚のコア部1
bの間に押圧力が加わったときその大きさに応じて弾性
変形部1cが変形しそれに応じて弾性力が生じ、かつス
ペーサ1の厚さtが小さくなるように構成されている。
Embodiment 1. FIG. 1 is a sectional view of a spacer according to a first embodiment of the present invention, which is made of a synthetic resin molded product having flexibility and elasticity. In the figure, 1 is a spacer, 1
Reference numeral b denotes a flat plate-shaped core portion having a through hole 1a formed in the center. 1c is a cross section V connecting the two core portions 1b
An elastically deformable portion formed in a letter-shaped annular shape, and two core portions 1
When a pressing force is applied between b, the elastically deformable portion 1c is deformed according to the magnitude thereof, an elastic force is generated accordingly, and the thickness t of the spacer 1 is reduced.

【0011】この実施の形態1のスペーサ1の使用前の
厚さは、使用状態のときに必要な厚さよりも所定量だけ
厚い厚さに構成されており、従来のスペーサに代えて用
いたとき、CRT3のフロント面3bと、キャビネット
2の開口端面2bとの間に生じる図9に示すような隙間
がなくなるまで取付ねじ4を締め込むことによって、フ
ロント面3bと開口端面2bが定着した状態で、かつ、
厚みの変化に応じて生じた弾性力によってCRT3を適
度の押圧力でもってキャビネット2に取り付けることが
できる。
The thickness of the spacer 1 according to the first embodiment before use is configured to be thicker by a predetermined amount than the thickness required during use, and when used in place of a conventional spacer. , The front surface 3b of the CRT 3 and the opening end surface 2b of the cabinet 2 are tightened by tightening the mounting screws 4 until there is no gap as shown in FIG. ,And,
The CRT 3 can be attached to the cabinet 2 with an appropriate pressing force by the elastic force generated according to the change in thickness.

【0012】実施の形態2.図2はこの発明の第2の実
施の形態の断面図で、可撓性と弾性とを有する合成樹脂
成形品で構成されている。図において図1と同一符号は
それぞれ同一または相当部分を示しており、1dはコア
部1bの一面に形成された透孔1aの軸方向に延在する
同心の複数の環状の突起部で構成された弾性変形部であ
る。
Embodiment 2. FIG. 2 is a sectional view of a second embodiment of the present invention, which is composed of a synthetic resin molded product having flexibility and elasticity. In the figure, the same reference numerals as in FIG. 1 denote the same or corresponding portions, and 1d is composed of a plurality of concentric annular projections extending in the axial direction of the through holes 1a formed in one surface of the core portion 1b. It is the elastic deformation part.

【0013】この実施の形態2のスペーサ1は、透孔1
aの軸方向の押圧力が加えられると、弾性変形部1dが
弾性変形してスペーサ1の厚さtが小さくなり、かつ弾
性力を生じるので、実施の形態1と同様に、取付ねじ4
の締付位置を加減することで、スペーサ1の厚さを調節
し、かつ被取付物体を確実に保持することができる。
The spacer 1 according to the second embodiment has a through hole 1
When the axial pressing force of a is applied, the elastic deformation portion 1d elastically deforms to reduce the thickness t of the spacer 1 and generate an elastic force. Therefore, as in the first embodiment, the mounting screw 4
By adjusting the tightening position of, the thickness of the spacer 1 can be adjusted, and the attached object can be securely held.

【0014】実施の形態3.図3はこの発明の第3の実
施の形態の断面図で、可撓性と弾性とを有する合成樹脂
成形品で構成されている。図において、図1と同一符号
はそれぞれ同一または相当部分を示しており、1eはコ
ア部1aの外周縁に連続して設けられた断面V字形の環
状に形成された弾性変形部である。
Embodiment 3 FIG. 3 is a sectional view of a third embodiment of the present invention, which is composed of a synthetic resin molded product having flexibility and elasticity. In the figure, the same reference numerals as in FIG. 1 indicate the same or corresponding portions, and 1e is an elastically deforming portion formed continuously in the outer peripheral edge of the core portion 1a and having a V-shaped cross section.

【0015】この実施の形態3のスペーサは、透孔1a
の軸方向の押圧力が加えられると、弾性変形部1eが弾
性変形してスペーサ1の厚さtが小さくなるとともに弾
性力を生じるので、実施の形態1と同様に、取付ねじ4
の締付位置を加減することで、弾性力を有しながらスペ
ーサ1の厚さを調節することができる。またV字形の弾
性変形部1eが取り付けられたCRT3の横ずれを押え
る作用を有している。
The spacer according to the third embodiment has a through hole 1a.
When a pressing force in the axial direction is applied, the elastic deformation portion 1e elastically deforms to reduce the thickness t of the spacer 1 and generate an elastic force. Therefore, as in the first embodiment, the mounting screw 4 is
By adjusting the tightening position of, the thickness of the spacer 1 can be adjusted while having an elastic force. Further, the V-shaped elastically deforming portion 1e has a function of suppressing lateral displacement of the CRT 3 to which it is attached.

【0016】実施の形態4.図4はこの発明の第4の実
施の形態の断面図で、可撓性と弾性とを有する合成樹脂
成形品で構成されている。図において、図1と同一符号
はそれぞれ同一または相当部分を示しており、1fは透
孔1aと同軸に形成された環状の中空部、1gはその外
周壁、1hはその内周壁で、1f,1g,1hで弾性変
形部を構成している。
Embodiment 4 FIG. 4 is a sectional view of a fourth embodiment of the present invention, which is composed of a synthetic resin molded product having flexibility and elasticity. In the figure, the same reference numerals as in FIG. 1 denote the same or corresponding portions, 1f is an annular hollow portion formed coaxially with the through hole 1a, 1g is an outer peripheral wall thereof, 1h is an inner peripheral wall thereof, 1f, The elastically deforming portion is composed of 1g and 1h.

【0017】この実施の形態4のスペーサ1は、透孔1
aの軸方向に押圧力が加えられると、外周壁1gは外側
に膨らみ、内周壁1hは透孔1aの軸心方向に膨らむと
ともに、環状の中空部1f内の内圧が高まることで押圧
力に対抗しつつ、弾性力を有しながら厚さtが小さくな
るので、実施の形態1と同様に、取付ねじ4の締付位置
を加減することでスペーサ1の厚さを調節することがで
きる。
The spacer 1 according to the fourth embodiment has a through hole 1
When a pressing force is applied in the axial direction of a, the outer peripheral wall 1g swells outward, the inner peripheral wall 1h swells in the axial direction of the through hole 1a, and the inner pressure in the annular hollow portion 1f increases, so that the pressing force increases. Since the thickness t is reduced while having an elastic force while opposing, the thickness of the spacer 1 can be adjusted by adjusting the tightening position of the mounting screw 4 as in the first embodiment.

【0018】実施の形態5.図5はこの発明の第5の実
施の形態の断面図で、可撓性と弾性とを有する板材でも
って、中央部1iから四方に延在する帯状部1jを有す
る十字形に形成され、中央部1iの中央と、各帯状部1
jの先端部分に、それぞれ透孔1aが形成されている。
Embodiment 5 FIG. 5 is a cross-sectional view of a fifth embodiment of the present invention, which is a plate material having flexibility and elasticity, formed in a cross shape having a band-shaped portion 1j extending in four directions from a central portion 1i, and having a central portion. The center of the part 1i and each strip 1
A through hole 1a is formed at the tip of j.

【0019】図6は実施の形態5のスペーサ1の使用状
態を示す側面図で、各帯状部1jは各透孔1aが中央部
1iの透孔1aの中心軸上に位置するように弾性力に抗
して曲げられ、取付ねじ4が取付用ラグ3aの透孔、お
よびスペーサ1の各透孔1aを通って取付ボス2aに締
め込まれてCRT3が取り付けられ、このとき実施の形
態1と同様に、取付ねじ4の締付位置を加減すること
で、弾性力を有しながらスペーサ1の厚さを調節するこ
とができる。
FIG. 6 is a side view showing a usage state of the spacer 1 according to the fifth embodiment, in which each band-shaped portion 1j has an elastic force so that each through hole 1a is located on the central axis of the through hole 1a of the central portion 1i. And the mounting screw 4 is bent through the through holes of the mounting lug 3a and the through holes 1a of the spacer 1 and is tightened to the mounting boss 2a to mount the CRT 3 at this time. Similarly, by adjusting the tightening position of the mounting screw 4, the thickness of the spacer 1 can be adjusted while having an elastic force.

【0020】[0020]

【発明の効果】この発明によるスペーサは、透孔の軸方
向に加わる押圧力の大きさに応じて弾性変形部が変形
し、それに応じて弾性力を生じながらスペーサの厚さが
変化するので、被取付物体を確実に保持しつつかつ厚さ
可変のスペーサとして使用できる。このため被取付物体
の寸法誤差があっても従来のようにスペース間隔に合わ
せて厚さの異なるスペーサを用いることなく本発明のス
ペーサを一つのみ用いて被取付物体を確実に保持でき
る。作業性も改善される。
In the spacer according to the present invention, the elastically deforming portion is deformed according to the magnitude of the pressing force applied in the axial direction of the through hole, and the thickness of the spacer changes while elastic force is generated accordingly. It can be used as a spacer with variable thickness while securely holding the object to be attached. Therefore, even if there is a dimensional error in the object to be attached, the object to be attached can be reliably held by using only one spacer of the present invention without using spacers having different thicknesses according to the space as in the conventional case. Workability is also improved.

【0021】また、コア部の外周縁に連続して設けられ
た断面V字形の環状の弾性変形部を備えたスペーサは、
上記効果に加えて被取付物が横方向にずれるのを押える
という従来の金属スペーサでは得られない新たな効果を
も有している。
Further, the spacer provided with an annular elastically deforming portion having a V-shaped cross section, which is continuously provided on the outer peripheral edge of the core portion,
In addition to the above effects, it also has a new effect of suppressing the lateral displacement of the object to be attached, which cannot be obtained by the conventional metal spacer.

【図面の簡単な説明】[Brief description of drawings]

【図1】 この発明の第1の実施の形態の断面図であ
る。
FIG. 1 is a sectional view of a first embodiment of the present invention.

【図2】 この発明の第2の実施の形態の断面図であ
る。
FIG. 2 is a sectional view of a second embodiment of the present invention.

【図3】 この発明の第3の実施の形態の断面図であ
る。
FIG. 3 is a sectional view of a third embodiment of the present invention.

【図4】 この発明の第4の実施の形態の断面図であ
る。
FIG. 4 is a sectional view of a fourth embodiment of the present invention.

【図5】 この発明の第5の実施の形態の展開図であ
る。
FIG. 5 is a development view of a fifth embodiment of the present invention.

【図6】 実施の形態5の使用状態を示す側面図であ
る。
FIG. 6 is a side view showing a usage state of the fifth embodiment.

【図7】 従来のキャビネットへのCRTの取付構造を
示す分解斜視図である。
FIG. 7 is an exploded perspective view showing a conventional CRT mounting structure to a cabinet.

【図8】 図7の要部拡大図である。FIG. 8 is an enlarged view of a main part of FIG.

【図9】 従来のものの作用説明図である。FIG. 9 is a diagram for explaining the operation of the conventional one.

【図10】 従来のものの作用説明図である。FIG. 10 is a diagram for explaining the operation of the conventional one.

【符号の説明】[Explanation of symbols]

1 スペーサ、1a 透孔、1b コア部、1c,1
d,1e 弾性変形部、1f 環状の中空部、1g 外
周壁、1h 内周壁、1i 中央部、1j 帯状部。
1 Spacer, 1a Through hole, 1b Core part, 1c, 1
d, 1e elastically deformable portion, 1f annular hollow portion, 1g outer peripheral wall, 1h inner peripheral wall, 1i central portion, 1j strip portion.

Claims (6)

【特許請求の範囲】[Claims] 【請求項1】 透孔が形成されたコア部と、上記透孔の
軸方向の押圧力に応じて軸方向の厚さが変化しかつその
変化に応じた弾性力を生じる弾性変形部とを備えたこと
を特徴とするスペーサ。
1. A core portion having a through hole formed therein, and an elastically deformable portion having an axial thickness that changes in accordance with an axial pressing force of the through hole and an elastic force corresponding to the change. A spacer characterized by being provided.
【請求項2】 中央に透孔が設けられた2枚の平板状の
コア部と、このコア部を連結する弾性変形部とを備えた
ことを特徴とするスペーサ。
2. A spacer comprising two flat plate-shaped core portions having a through hole in the center and an elastically deformable portion connecting the core portions.
【請求項3】 中央に透孔が形成された平板状のコア部
と、このコア部の一面に上記透孔の軸方向に延在するよ
う同心状に形成された複数の環状の突起部を有する弾性
変形部とを備えたことを特徴とするスペーサ。
3. A flat plate-shaped core portion having a through hole formed in the center, and a plurality of annular projections formed concentrically on one surface of the core portion so as to extend in the axial direction of the through hole. An elastically deformable portion having the spacer.
【請求項4】 中央に透孔が形成されたコア部と、この
コア部の外周縁に連続して設けられた断面がV字形の環
状の弾性変形部とを備えたことを特徴とするスペーサ。
4. A spacer comprising: a core portion having a through hole formed in the center thereof; and an annular elastically deforming portion having a V-shaped cross section, which is continuously provided on an outer peripheral edge of the core portion. .
【請求項5】 透孔を有する中央部と、この中央部の周
囲に形成された環状の中空部を有する周縁部を備え、上
記中央部と周縁部が共に弾性部材によって形成されたこ
とを特徴とするスペーサ。
5. A central part having a through hole and a peripheral part having an annular hollow part formed around the central part, wherein both the central part and the peripheral part are formed by elastic members. Spacer to be.
【請求項6】 透孔を有する中央部と、この中央部から
放射状に延び先端部に透孔を有する弾性部材で形成され
た複数の帯状部とを備え、上記帯状部が曲げられて中央
部と帯状部の各透孔に共通の締付け部材が貫通するよう
構成されたことを特徴とするスペーサ。
6. A center portion having a through hole and a plurality of belt-like portions formed of an elastic member extending radially from the center portion and having a through-hole at a tip end thereof, wherein the belt-like portion is bent and the center portion is formed. And a spacer configured such that a common tightening member penetrates each through hole of the belt-shaped portion.
JP7184487A 1995-07-20 1995-07-20 Spacer Pending JPH0932838A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7184487A JPH0932838A (en) 1995-07-20 1995-07-20 Spacer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7184487A JPH0932838A (en) 1995-07-20 1995-07-20 Spacer

Publications (1)

Publication Number Publication Date
JPH0932838A true JPH0932838A (en) 1997-02-04

Family

ID=16154040

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7184487A Pending JPH0932838A (en) 1995-07-20 1995-07-20 Spacer

Country Status (1)

Country Link
JP (1) JPH0932838A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104165177A (en) * 2014-08-30 2014-11-26 秦在荣 Double-layer gasket

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50112859U (en) * 1974-02-25 1975-09-13
JPS6170615U (en) * 1984-10-17 1986-05-14
JPS6224117U (en) * 1985-07-29 1987-02-14
JPS6324412U (en) * 1986-07-30 1988-02-18
JPS6424719U (en) * 1987-08-03 1989-02-10
JPH0236616U (en) * 1988-09-02 1990-03-09
JPH0398349U (en) * 1990-01-29 1991-10-11
JPH0419417A (en) * 1990-05-14 1992-01-23 Setsuya Fujiwaka Tightening force direct reading type flat spring washer

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50112859U (en) * 1974-02-25 1975-09-13
JPS6170615U (en) * 1984-10-17 1986-05-14
JPS6224117U (en) * 1985-07-29 1987-02-14
JPS6324412U (en) * 1986-07-30 1988-02-18
JPS6424719U (en) * 1987-08-03 1989-02-10
JPH0236616U (en) * 1988-09-02 1990-03-09
JPH0398349U (en) * 1990-01-29 1991-10-11
JPH0419417A (en) * 1990-05-14 1992-01-23 Setsuya Fujiwaka Tightening force direct reading type flat spring washer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104165177A (en) * 2014-08-30 2014-11-26 秦在荣 Double-layer gasket

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