JPH10244417A - Change blade saw - Google Patents
Change blade sawInfo
- Publication number
- JPH10244417A JPH10244417A JP6385097A JP6385097A JPH10244417A JP H10244417 A JPH10244417 A JP H10244417A JP 6385097 A JP6385097 A JP 6385097A JP 6385097 A JP6385097 A JP 6385097A JP H10244417 A JPH10244417 A JP H10244417A
- Authority
- JP
- Japan
- Prior art keywords
- handle
- blade
- screws
- mounting portion
- center line
- 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
Links
Landscapes
- Sawing (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は替刃鋸に関し、特に
はねじを使用して鋸刃を脱着するする替刃鋸における新
規な替刃構造に係り、ねじを完全に外すことなく、緩め
るだけで鋸刃を脱着可能にするとともに、鋸刃の天地を
逆にして装着することによって柄部に対する鋸刃の取付
角度を変更できる利点を有するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a replaceable blade saw, and more particularly to a new replaceable blade structure in a replaceable blade saw for attaching and detaching a saw blade using a screw, and only loosening the screw without completely removing the screw. This makes it possible to attach and detach the saw blade and to change the mounting angle of the saw blade with respect to the handle by mounting the saw blade upside down.
【0002】[0002]
【従来の技術】従来より提供されてきた替刃鋸は、図
7,図8に示すように、柄部1に替刃2の柄取付部3を
挿入するスリット4を形成し、そのスリット4を横断す
る断面方向で少なくとも一対の透孔5,5を柄取付部3
に穿設し、これらの透孔5に合致する透孔6,6を替刃
2の柄取付部3に穿設してあり、柄部1の透孔5,5の
片面側にナット7,7を埋め込んで固定してなり、柄取
付部3をスリット4に差し込んで透孔5,6を合致させ
た上でねじ8,8を透孔5,5に差し込んで回しナット
7,7と係合させることにより替刃2を柄部1に緊締す
る。したがって、替刃2を交換等のため取り外すとき
は、ねじ8,8を回して完全に引き抜いた後、替刃2を
スリット4に沿って柄部1から外方へ引き抜くというも
のであった。2. Description of the Related Art As shown in FIGS. 7 and 8, a spare blade saw conventionally provided has a slit 4 for inserting a handle mounting portion 3 of a spare blade 2 in a handle portion 1, and the slit 4 is provided. At least one pair of through-holes 5, 5 in the cross-sectional direction
The through holes 6 and 6 corresponding to these through holes 5 are drilled in the handle mounting portion 3 of the replacement blade 2, and nuts 7 and 6 are provided on one side of the through holes 5 and 5 of the handle portion 1. 7, the handle mounting portion 3 is inserted into the slit 4 to align the through holes 5, 6, and then the screws 8, 8 are inserted into the through holes 5, and the nuts 7, 7 are engaged. The replacement blade 2 is tightly fastened to the handle portion 1 by being combined. Therefore, when the replacement blade 2 is removed for replacement or the like, the screws 8 are turned and completely pulled out, and then the replacement blade 2 is pulled out of the handle 1 along the slit 4.
【0003】[0003]
【発明が解決しようとする課題】しかしながら、上記従
来の替刃鋸によれば、ねじを柄部から完全に引き抜かな
ければ替刃を取り外すことはできないから、替刃脱着作
業は繁雑となり、ねじを柄部から外した際に失って使用
できなくなる等の不都合が生じていた。さらに、従来の
替刃は柄部に対して一定の角度でしか取り付けることが
できないために、作業状況に応じて使い易く、かつ、切
れ味のよい鋸刃を形成することができなかった。However, according to the above-mentioned conventional blade saw, the blade cannot be removed unless the screw is completely pulled out from the handle, so that the blade replacement work becomes complicated and the screw is removed. Inconveniences such as the loss of the handle when it is removed from the handle and the unusability of the handle have occurred. Further, since the conventional spare blade can be attached only to the handle at a certain angle, it is difficult to form a sharp and easy-to-use saw blade according to work conditions.
【0004】そこで、本発明は替刃の脱着にねじを柄部
から完全に引き抜くことなくして替刃脱着作業が軽便に
行え、しかも、鋸刃の柄部に対する取付角度を変更でき
る替刃鋸を提供する。[0004] Therefore, the present invention provides a replaceable blade saw that can easily perform the work of attaching and detaching the replaceable blade without completely removing the screw from the handle when attaching and removing the replaceable blade, and that can change the mounting angle of the saw blade to the handle. provide.
【0005】[0005]
【課題を解決するための手段】本発明にかかる替刃鋸
は、請求項1によれば、柄部の一端部に形成したスリッ
トに挿入して柄取付部を貫通する少なくとも2本のねじ
で替刃を柄部に締結又は弛緩して脱着可能な替刃鋸であ
って、替刃を取り外すときは2本のねじを緩めた後前記
替刃を柄部の峰部側を押して回動させ、かつ、斜めに引
き抜くことができるようにしたことを特徴とする。According to a first aspect of the present invention, there is provided a replaceable blade saw which is inserted into a slit formed at one end of a handle portion and has at least two screws penetrating a handle mounting portion. A detachable blade saw that can be detached by fastening or loosening a spare blade to a handle, and when removing the spare blade, loosen two screws and then push the spare blade on the peak side of the handle to rotate it. And it can be pulled out obliquely.
【0006】請求項2によれば、柄部の一端部に形成し
たスリットに挿入して柄取付部を貫通する少なくとも2
本のねじで替刃を柄部に締結又は弛緩して脱着可能な替
刃鋸であって、前記2本のねじに係合する一対の係合溝
が前記柄取付部の天部方向と尾端部方向へそれぞれ開口
して形成され、替刃を取り外すときは2本のねじを緩め
た後前記替刃を柄部の峰部側を押して回動させ、かつ、
斜めに引き抜くことができるようにしたことを特徴とす
る。According to the second aspect, at least two holes which are inserted into the slit formed at one end of the handle and penetrate the handle mounting portion.
A replaceable blade saw which is detachable by fastening or loosening a replaceable blade to a handle portion with two screws, wherein a pair of engagement grooves engaging with the two screws has a top direction and a tail of the handle mounting portion. Opened in the direction of the end, respectively, when removing the replacement blade, loosen two screws and then rotate the replacement blade by pushing the peak side of the handle, and
It is characterized in that it can be pulled out diagonally.
【0007】請求項3によれば、柄部の一端部に形成し
たスリットに挿入して柄取付部を貫通する少なくとも2
本のねじで替刃を柄部に締結又は弛緩して脱着可能な替
刃鋸であって、前記2本のねじに係合する一対の係合溝
が前記柄取付部の天部方向と尾端部方向へそれぞれ開口
して形成され、かつ、一方の前記係合溝は柄部の中心線
上に配置するとともに、他方の係合溝はその中心線から
外れて配置され、替刃を取り外すときは2本のねじを緩
めた後前記替刃を柄部の峰部側を押して回動させ、か
つ、斜めに引き抜くことができるようにしたことを特徴
とする。According to the third aspect, at least two holes which are inserted into the slit formed at one end of the handle portion and penetrate the handle mounting portion are provided.
A replaceable blade saw which is detachable by fastening or loosening a replaceable blade to a handle portion with two screws, wherein a pair of engagement grooves engaging with the two screws has a top direction and a tail of the handle mounting portion. Each of the engagement grooves is formed so as to be opened toward the end portion, and one of the engagement grooves is arranged on the center line of the handle portion, and the other engagement groove is arranged off the center line, and Is characterized in that after loosening the two screws, the spare blade can be rotated by pushing the peak side of the handle and can be pulled out obliquely.
【0008】請求項4によれば、柄部の一端部に形成し
たスリットに挿入して柄取付部を貫通する少なくとも2
本のねじで替刃を柄部に締結又は弛緩して脱着可能な替
刃鋸であって、前記2本のねじに係合する一対のU字形
の係合溝が前記柄取付部の天部方向と尾端部方向へそれ
ぞれ開口して形成され、かつ、一方の前記係合溝は柄部
の中心線上に配置するとともに、他方の係合溝はその中
心線から外れて柄部から離れる方向へ傾斜して配置さ
れ、替刃を取り外すときは2本のねじを緩めた後前記替
刃を柄部の峰部側を押して回動させ、かつ、斜めに引き
抜くことができるようにしたことを特徴とする。According to the fourth aspect, at least two holes which are inserted into a slit formed at one end of the handle and penetrate the handle mounting portion are provided.
A detachable blade saw which is detachable by fastening or loosening a spare blade to a handle portion with two screws, wherein a pair of U-shaped engagement grooves engaging with the two screws are provided on a top portion of the handle attachment portion. And one of the engagement grooves is arranged on the center line of the handle, and the other engagement groove is away from the center line and away from the handle. It is arranged so that when replacing the blade, the two blades are loosened and then the blade is pushed by pushing the peak side of the handle, and can be pulled out obliquely. Features.
【0009】請求項5によれば、柄部の一端部に形成し
たスリットに挿入して柄取付部を貫通する少なくとも2
本のねじで替刃を締結又は弛緩して脱着可能な替刃鋸で
あって、前記2本のねじに係合する一対のU字形の係合
溝が前記柄取付部の天部方向と尾端部方向へそれぞれ開
口して形成され、かつ、一方の前記係合溝は柄部の中心
線上に配置するとともに、他方の係合溝はその中心線か
ら外れて柄部から離れる方向へ傾斜して配置され、替刃
を取り外すときは2本のねじを緩めた後前記替刃を柄部
の峰部側を押して回動させ、かつ、斜めに引き抜く一
方、替刃を装着するときは柄部のねじ間に存するスリッ
トに替刃の尾端部を斜めに挿入して尾端部側の係合溝に
柄部の一方のねじを係合させた後、替刃の鋸刃側を押し
て峰部が柄部と平行になるように回動させて天部方向へ
開口する係合溝に他方のねじを係合させることを特徴と
する。According to the fifth aspect, at least two holes which are inserted into the slit formed at one end of the handle and penetrate the handle mounting portion.
A replaceable blade saw that can be detached by fastening or loosening a replaceable blade with two screws, wherein a pair of U-shaped engaging grooves that engage with the two screws have a top part direction of the handle mounting part and a tail. Each of the engagement grooves is formed so as to open toward the end portion, and one of the engagement grooves is disposed on the center line of the handle, and the other engagement groove is inclined away from the center line and away from the handle. When removing the spare blade, loosen the two screws and then rotate the spare blade by pressing the peak side of the handle, and pull it out diagonally. After inserting the tail end of the spare blade obliquely into the slit existing between the screws and engaging one screw of the handle in the engagement groove on the tail end side, push the saw blade side of the spare blade to The screw is rotated so that the portion is parallel to the handle, and the other screw is engaged with the engagement groove that opens toward the top.
【0010】請求項6によれば、柄部の一端部に形成し
たスリットに挿入して柄取付部を貫通する少なくとも2
本のねじで替刃を締結又は弛緩して脱着可能な替刃鋸で
あって、前記2本のねじに係合する一対のU字形の係合
溝が前記柄取付部の天部方向と尾端部方向へそれぞれ開
口して形成され、かつ、一方の前記係合溝は柄部の中心
線上に配置するとともに、他方の係合溝はその中心線か
ら外れて柄部から離れる方向へ傾斜して配置され、替刃
を柄部の天地を逆にして脱着可能なことを特徴とする。According to the sixth aspect, at least two holes which are inserted into the slit formed at one end of the handle portion and penetrate the handle mounting portion are provided.
A replaceable blade saw that can be detached by fastening or loosening a replaceable blade with two screws, wherein a pair of U-shaped engaging grooves that engage with the two screws have a top part direction of the handle mounting part and a tail. Each of the engagement grooves is formed so as to open toward the end portion, and one of the engagement grooves is disposed on the center line of the handle, and the other engagement groove is inclined away from the center line and away from the handle. It is characterized in that the replacement blade can be attached and detached with the handle upside down.
【0011】請求項7によれば、柄部の一端側に縦方向
のスリットが断面略中央部に形成され、該スリットに替
刃の柄取付部を挿入するとともに、該スリットと横断方
向で柄部に穿設された透孔と合致する係合部にねじを挿
通して替刃の柄取付部を締結する替刃鋸であって、前記
透孔は柄部の前記一端部側でその中心線上に位置する透
孔と、それから所定の距離で離間して柄部の端末側にお
いて前記中心線から外れて位置する透孔との一対となす
一方、前記係合部は前記透孔と合致する半円形の底部を
有する一対のU字形の係合溝を、その一方は前記柄部の
中心線と同じ方向へ、他方は替刃の峰部方向へ所定の角
度で傾斜して、それぞれ形成してなることを特徴とす
る。According to the present invention, a longitudinal slit is formed at one end side of the handle at a substantially central portion in cross section, and a handle mounting portion of the blade is inserted into the slit, and the handle is formed in a transverse direction with the slit. A blade saw for fastening a handle mounting portion of a blade by inserting a screw into an engaging portion that matches a through hole formed in the portion, wherein the through hole has a center at the one end side of the handle. A pair of a through-hole located on the line and a through-hole separated from the center line on the terminal side of the handle portion at a predetermined distance therefrom, while the engaging portion matches the through-hole. A pair of U-shaped engagement grooves having a semicircular bottom are formed, one of which is inclined at a predetermined angle in the same direction as the center line of the handle, and the other is inclined at a predetermined angle toward the ridge of the blade. It is characterized by becoming.
【0012】[0012]
【発明の実施の形態】以下本発明の実施の形態を図に基
づき説明する。図1に示すように、柄部11は木製又は
合成樹脂製の断面小判型又は角部を円く仕上げた断面矩
形で所定長さの直線状の棒体からなり、図2に示すよう
に、その一端部側には替刃12を差し込むためのスリッ
ト13が所定の長さで断面略中央部に形成されている。
また、この一端部側には一対の透孔14,14が所定の
距離で離間して穿設されている。これらの透孔14,1
4は柄部11の一端側でその中心線M上に位置するもの
と、それから所定の距離で離間して柄部11の端末側に
おいて中心線Mから若干外れて位置するものとの一対で
ある。これらの透孔14,14の片側にはそれぞれナッ
ト15,15が埋め込まれ固定され、これらのナット1
5に係合するねじ16,16が透孔14,14に挿通さ
れている。DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 1, the handle 11 is made of a wooden or synthetic resin oval cross section or a linear rod of a predetermined length in a rectangular cross section with rounded corners, and as shown in FIG. 2, At one end, a slit 13 for inserting the replacement blade 12 is formed at a predetermined length substantially at the center of the cross section.
In addition, a pair of through holes 14 are formed in the one end portion at a predetermined distance. These through holes 14,1
Reference numeral 4 denotes a pair of an end located on the center line M on one end side of the handle 11 and an end located at a predetermined distance from the center line M on the terminal side of the handle 11. . Nuts 15, 15 are respectively embedded and fixed in one side of the through holes 14, 14.
Screws 16, 16 engaging with 5 are inserted through through holes 14, 14.
【0013】替刃12は、図3に示すように、峰部17
に対し所定の角度を有する刃部18を形成した所定長さ
の本体19に柄取付部20を一体形成した鋼板製のもの
であり、その柄取付部20は刃幅の略半分程度の幅を有
して柄部11のスリット13の長さと略同じ長さで形成
され、その柄取付部20の峰部側に斜めに本体19側へ
傾斜する係合溝21と、柄取付部20の尾端側で柄部1
1の軸方向へ開いた係合溝22が切欠き形成されてい
る。係合溝21,22はその底部が半円形のU字形であ
る。[0013] As shown in FIG.
Is formed of a steel plate in which a handle mounting portion 20 is integrally formed with a main body 19 of a predetermined length in which a blade portion 18 having a predetermined angle is formed, and the width of the handle mounting portion 20 is approximately half of the blade width. An engaging groove 21 having a length substantially equal to the length of the slit 13 of the handle portion 11 and inclined obliquely toward the main body 19 on the peak side of the handle attachment portion 20, and a tail of the handle attachment portion 20. Handle 1 at the end
An engagement groove 22 that is opened in the axial direction is formed by notching. The engagement grooves 21 and 22 have a U-shape whose bottom is semicircular.
【0014】柄取付部20の詳細を図4に示す。図4に
おいて係合溝21の中心線と係合溝22の中心線が交わ
る角度αは約70度であり、係合溝21,22の半円形
の底部の中心は、係合溝22のそれが柄部11の中心線
Mと合致するが、係合溝21のそれは柄部11の中心線
MよりもP間隔寸法分天部T側に片寄っている。また、
係合溝22側の尾端部は傾斜して峰部側が略三角形に形
成され、その頂点部23をスリット13へ挿入し易くな
っている。FIG. 4 shows details of the handle mounting portion 20. As shown in FIG. In FIG. 4, the angle α at which the center line of the engaging groove 21 and the center line of the engaging groove 22 intersect is about 70 degrees, and the center of the semicircular bottom of the engaging grooves 21 and 22 is that of the engaging groove 22. Coincides with the center line M of the handle portion 11, but that of the engagement groove 21 is offset from the center line M of the handle portion 11 toward the top portion T by the distance P. Also,
The tail end on the side of the engaging groove 22 is inclined so that the peak side is formed in a substantially triangular shape, so that the apex 23 can be easily inserted into the slit 13.
【0015】そこで、柄部11から替刃12を取り外す
ときは、ねじ16,16を緩めて、図5に示すように、
柄部11を片手で手持ちして替刃12の峰側を他の片手
で押すと、係合溝22を貫通するねじ16を中心として
替刃12が矢示A方向へ回動し、係合溝21を貫通する
ねじ16が係合溝21に沿って柄取付部20から外れる
ため、その状態で替刃12を矢示B方向へ引いて柄部1
1から取り外すのである。したがって、ねじ16を柄部
11から完全に引き抜かなくともよいので、ねじ16,
16を失う恐れは生じない。Therefore, when removing the spare blade 12 from the handle 11, the screws 16, 16 are loosened, and as shown in FIG.
When the handle 11 is held by one hand and the peak side of the replacement blade 12 is pressed by the other hand, the replacement blade 12 rotates in the direction of arrow A about the screw 16 passing through the engagement groove 22 and engages. Since the screw 16 penetrating the groove 21 is disengaged from the handle mounting portion 20 along the engaging groove 21, the spare blade 12 is pulled in the direction of arrow B in this state, and
Remove it from 1. Therefore, it is not necessary to completely pull out the screw 16 from the handle portion 11.
There is no risk of losing 16.
【0016】ついで、替刃12を装着するときは、図5
において矢示C方向で柄取付部20の略三角形の頂点部
を透孔14,14間のスリット13に挿入し、係合溝2
2の底部にねじ16を当て、そのねじ16を中心として
替刃12全体を矢示D方向へ回動すると、係合溝21に
ねじ16が係合するから、そのねじ16が係合溝21の
底部に当接するまで替刃12全体を回動し、その後緩め
られているねじ16,16を緊締すればよい。Next, when the replacement blade 12 is attached,
In the direction C, the substantially triangular vertex of the handle mounting portion 20 is inserted into the slit 13 between the through holes 14 and
When the screw 16 is applied to the bottom of the blade 2 and the entire blade 12 is rotated about the screw 16 in the direction indicated by the arrow D, the screw 16 is engaged with the engaging groove 21. The entire blade 12 may be rotated until it comes into contact with the bottom of the blade, and then the loosened screws 16 may be tightened.
【0017】かくして替刃12の柄部11への脱着操作
が軽便容易にできるのであるが、この発明にかかる替刃
鋸によれば、図6に示すように、柄部11の天部Tと地
部Eを逆にして上記のような装着をすることにより、柄
部11に対する替刃12の取付角度θを持たせることが
できる。これは、係合溝21の底部を貫通するねじ16
の位置が、係合溝22の底部を貫通するねじ16の位置
よりも天部Tよりにあるためであって、したがって、係
合溝21の長さ及び傾斜角度αを変更すれば取付角度θ
のさらなる変更も可能となる。Thus, the operation of attaching and detaching the spare blade 12 to and from the handle portion 11 can be performed easily and easily. According to the spare blade saw according to the present invention, as shown in FIG. The mounting angle θ of the spare blade 12 with respect to the handle portion 11 can be provided by mounting the above-described manner with the ground portion E reversed. This is because the screw 16 penetrating the bottom of the engagement groove 21
Is located closer to the top portion T than the position of the screw 16 that penetrates the bottom of the engagement groove 22. Therefore, if the length and the inclination angle α of the engagement groove 21 are changed, the mounting angle θ
Can be further changed.
【0018】[0018]
【発明の効果】以上説明したように、本発明によれば、
ねじを緩めて引き抜くことなく替刃を柄部に脱着できる
から替刃交換作業が簡便、かつ、容易になる。また、柄
部に対する替刃の取付角度を変更することができるた
め、作業状況に応じた替刃鋸の使用ができる。As described above, according to the present invention,
The replacement blade can be attached to and detached from the handle portion without loosening the screw and pulling out, so that the replacement blade replacement operation is simple and easy. In addition, since the attachment angle of the spare blade with respect to the handle can be changed, a spare blade saw can be used according to the working situation.
【図1】本発明の実施の形態を示す替刃鋸の正面図。FIG. 1 is a front view of a blade saw showing an embodiment of the present invention.
【図2】図1のX−X断面図。FIG. 2 is a sectional view taken along line XX of FIG.
【図3】図1の替刃の正面図。FIG. 3 is a front view of the replacement blade of FIG. 1;
【図4】替刃の要部正面図。FIG. 4 is a front view of a main part of the spare blade.
【図5】作用説明図。FIG. 5 is an operation explanatory view.
【図6】作用説明図。FIG. 6 is an operation explanatory view.
【図7】従来例の分解正面図。FIG. 7 is an exploded front view of a conventional example.
【図8】図7の柄部の断面図。FIG. 8 is a sectional view of the handle of FIG. 7;
11…柄部 12…替刃 13…スリット 14…透孔 15…ナット 16…ねじ 17…峰部 18…刃部 19…本体 20…柄取付部 21,22…係合溝 DESCRIPTION OF SYMBOLS 11 ... Handle part 12 ... Replacement blade 13 ... Slit 14 ... Through-hole 15 ... Nut 16 ... Screw 17 ... Peak part 18 ... Blade part 19 ... Body 20 ... Handle mounting part 21, 22 ... Engagement groove
Claims (7)
して柄取付部を貫通する少なくとも2本のねじで替刃を
柄部に締結又は弛緩して脱着可能な替刃鋸であって、替
刃を取り外すときは2本のねじを緩めた後前記替刃を柄
部の峰部側を押して回動させ、かつ、斜めに引き抜くこ
とができるようにしたことを特徴とする替刃鋸。1. A replaceable blade saw which is inserted into a slit formed at one end of a handle portion and is fastened or loosened to the handle portion with at least two screws penetrating a handle mounting portion, and is detachable. The blade is characterized in that, when removing the blade, the two blades are loosened and then the blade is pushed on the peak side of the handle, and can be pulled out obliquely. .
して柄取付部を貫通する少なくとも2本のねじで替刃を
柄部に締結又は弛緩して脱着可能な替刃鋸であって、前
記2本のねじに係合する一対の係合溝が前記柄取付部の
天部方向と尾端部方向へそれぞれ開口して形成され、替
刃を取り外すときは2本のねじを緩めた後前記替刃を柄
部の峰部側を押して回動させ、かつ、斜めに引き抜くこ
とができるようにしたことを特徴とする替刃鋸。2. A replaceable blade saw which is inserted into a slit formed at one end of the handle portion and is fastened or loosened to the handle portion with at least two screws penetrating the handle mounting portion, and is detachable. A pair of engaging grooves for engaging the two screws are formed to open in the direction of the top and the tail end of the handle mounting portion, respectively, and when removing the spare blade, the two screws are loosened. The blade is further characterized in that the blade can be rotated by pushing the peak side of the handle and can be pulled out obliquely.
して柄取付部を貫通する少なくとも2本のねじで替刃を
柄部に締結又は弛緩して脱着可能な替刃鋸であって、前
記2本のねじに係合する一対の係合溝が前記柄取付部の
天部方向と尾端部方向へそれぞれ開口して形成され、か
つ、一方の前記係合溝は柄部の中心線上に配置するとと
もに、他方の係合溝はその中心線から外れて配置され、
替刃を取り外すときは2本のねじを緩めた後前記替刃を
柄部の峰部側を押して回動させ、かつ、斜めに引き抜く
ことができるようにしたことを特徴とする替刃鋸。3. A replaceable blade saw which is inserted into a slit formed at one end of the handle portion and is fastened or loosened to the handle portion with at least two screws penetrating the handle mounting portion, and is detachable. A pair of engagement grooves for engaging with the two screws are formed to open in the direction of the top portion and the tail end of the handle mounting portion, respectively, and one of the engagement grooves is formed at the center of the handle portion. While being arranged on the line, the other engagement groove is arranged off the center line,
A disposable blade saw characterized in that, when the disposable blade is removed, two screws are loosened, and then the disposable blade is rotated by pushing the peak side of the handle and can be pulled out obliquely.
して柄取付部を貫通する少なくとも2本のねじで替刃を
柄部に締結又は弛緩して脱着可能な替刃鋸であって、前
記2本のねじに係合する一対のU字形の係合溝が前記柄
取付部の天部方向と尾端部方向へそれぞれ開口して形成
され、かつ、一方の前記係合溝は柄部の中心線上に配置
するとともに、他方の係合溝はその中心線から外れて柄
部から離れる方向へ傾斜して配置され、替刃を取り外す
ときは2本のねじを緩めた後前記替刃を柄部の峰部側を
押して回動させ、かつ、斜めに引き抜くことができるよ
うにしたことを特徴とする替刃鋸。4. A replaceable blade saw which is inserted into a slit formed at one end of the handle and is fastened or loosened to the handle with at least two screws penetrating through the handle mounting portion, and is detachable. A pair of U-shaped engagement grooves for engaging with the two screws are formed to open in the top direction and the tail end direction of the handle mounting portion, respectively, and one of the engagement grooves is a handle. And the other engaging groove is disposed so as to be deviated from the center line and in a direction away from the handle, and when removing the blade, loosen two screws and then replace the blade. Characterized in that the blade can be rotated by pressing the peak side of the handle and can be pulled out obliquely.
して柄取付部を貫通する少なくとも2本のねじで替刃を
締結又は弛緩して脱着可能な替刃鋸であって、前記2本
のねじに係合する一対のU字形の係合溝が前記柄取付部
の天部方向と尾端部方向へそれぞれ開口して形成され、
かつ、一方の前記係合溝は柄部の中心線上に配置すると
ともに、他方の係合溝はその中心線から外れて柄部から
離れる方向へ傾斜して配置され、替刃を取り外すときは
2本のねじを緩めた後前記替刃を柄部の峰部側を押して
回動させ、かつ、斜めに引き抜く一方、替刃を装着する
ときは柄部のねじ間に存するスリットに替刃の尾端部を
斜めに挿入して尾端部側の係合溝に柄部の一方のねじを
係合させた後、替刃の鋸刃側を押して峰部が柄部と平行
になるように回動させて天部方向へ開口する係合溝に他
方のねじを係合させることを特徴とする替刃鋸。5. A replaceable blade saw, which is inserted into a slit formed at one end of the handle and is fastened or loosened with at least two screws penetrating through the handle mounting portion, and is detachable. A pair of U-shaped engagement grooves that engage with the screws are formed by opening in the top direction and the tail end direction of the handle mounting portion, respectively.
In addition, one of the engagement grooves is disposed on the center line of the handle, and the other engagement groove is disposed to be inclined away from the center line and away from the handle. After loosening the screws, the blade is rotated by pushing the peak side of the handle, and is pulled out diagonally. When the replacement blade is attached, the tail of the blade is inserted into the slit between the screws of the handle. After inserting the end diagonally and engaging one screw of the handle in the engagement groove on the tail end, push the saw blade side of the spare blade and turn it so that the peak is parallel to the handle. A spare blade saw, wherein the other screw is engaged with an engagement groove that opens toward the top portion by moving the blade.
して柄取付部を貫通する少なくとも2本のねじで替刃を
締結又は弛緩して脱着可能な替刃鋸であって、前記2本
のねじに係合する一対のU字形の係合溝が前記柄取付部
の天部方向と尾端部方向へそれぞれ開口して形成され、
かつ、一方の前記係合溝は柄部の中心線上に配置すると
ともに、他方の係合溝はその中心線から外れて柄部から
離れる方向へ傾斜して配置され、替刃を柄部の天地を逆
にして脱着可能なことを特徴とする替刃鋸。6. A spare blade saw which is inserted into a slit formed at one end of the handle portion and is fastened or loosened with at least two screws penetrating through the handle mounting portion, and is detachable. A pair of U-shaped engagement grooves that engage with the screws are formed by opening in the top direction and the tail end direction of the handle mounting portion, respectively.
In addition, one of the engaging grooves is disposed on the center line of the handle, and the other engaging groove is disposed so as to be deviated from the center line and away from the handle, and the spare blade is positioned vertically on the handle. A replaceable blade saw that can be detached by reversing it.
略中央部に形成され、該スリットに替刃の柄取付部を挿
入するとともに、該スリットと横断方向で柄部に穿設さ
れた透孔と合致する係合部にねじを挿通して替刃の柄取
付部を締結する替刃鋸であって、前記透孔は柄部の前記
一端部側でその中心線上に位置する透孔と、それから所
定の距離で離間して柄部の端末側において前記中心線か
ら外れて位置する透孔との一対となす一方、前記係合部
は前記透孔と合致する半円形の底部を有する一対のU字
形の係合溝を、その一方は前記柄部の中心線と同じ方向
へ、他方は替刃の峰部方向へ所定の角度で傾斜して、そ
れぞれ形成してなることを特徴とする替刃鋸。7. A longitudinal slit is formed at one end of the handle at a substantially central portion in cross-section, and a handle mounting portion of the spare blade is inserted into the slit, and the handle is bored in the handle in a direction transverse to the slit. A blade that fastens the handle mounting portion of the blade by inserting a screw into an engaging portion that matches the through hole, wherein the through hole is located on the center line of the handle at the one end side. A pair of a hole and a through hole that is separated from the center line on the terminal side of the handle portion at a predetermined distance from the hole, while the engaging portion has a semicircular bottom that matches the through hole. A pair of U-shaped engagement grooves, one of which is formed in the same direction as the center line of the handle, and the other is formed to be inclined at a predetermined angle in the direction of the peak of the spare blade, and is formed. And replacement blade saw.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6385097A JPH10244417A (en) | 1997-03-03 | 1997-03-03 | Change blade saw |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6385097A JPH10244417A (en) | 1997-03-03 | 1997-03-03 | Change blade saw |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH10244417A true JPH10244417A (en) | 1998-09-14 |
Family
ID=13241230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6385097A Pending JPH10244417A (en) | 1997-03-03 | 1997-03-03 | Change blade saw |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH10244417A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006081611A (en) * | 2004-09-14 | 2006-03-30 | Nakanishi:Kk | Spare blade and holder for reciprocating saw |
-
1997
- 1997-03-03 JP JP6385097A patent/JPH10244417A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006081611A (en) * | 2004-09-14 | 2006-03-30 | Nakanishi:Kk | Spare blade and holder for reciprocating saw |
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