JPS61178679U - - Google Patents

Info

Publication number
JPS61178679U
JPS61178679U JP6380585U JP6380585U JPS61178679U JP S61178679 U JPS61178679 U JP S61178679U JP 6380585 U JP6380585 U JP 6380585U JP 6380585 U JP6380585 U JP 6380585U JP S61178679 U JPS61178679 U JP S61178679U
Authority
JP
Japan
Prior art keywords
piston
striking
striking element
reciprocating
vent hole
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
JP6380585U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP6380585U priority Critical patent/JPS61178679U/ja
Publication of JPS61178679U publication Critical patent/JPS61178679U/ja
Pending legal-status Critical Current

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  • Percussive Tools And Related Accessories (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本装置の実施例を示す一部破断を含む
断面図、第２図は第１図の要部拡大図、第３図は
本考案の他の実施例であるフリー打撃子方式の断
面図である。 １は軸筒部、２は打撃子、３はピストン、９は
栓、１０はピストン受圧面、１１は通気孔、１２
は工具、Ａは空気室である。 Fig. 1 is a partially cutaway cross-sectional view showing an embodiment of the present device, Fig. 2 is an enlarged view of the main part of Fig. 1, and Fig. 3 is a free striking type, which is another embodiment of the present invention. FIG. 1 is a shaft cylinder part, 2 is a striker, 3 is a piston, 9 is a stopper, 10 is a piston pressure receiving surface, 11 is a ventilation hole, 12
is a tool, and A is an air chamber.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 軸筒部内を往復動して工具の端部を打撃するた
めの打撃子と、この打撃子内あるいは軸筒部内を
密挿させて打撃子を往復動するためのピストンと
を有する打撃装置において、打撃子とピストンと
で構成した空気室を大気と連通する通気孔をピス
トンに設け、該通気孔を栓でふさいだことを特徴
とする電気ハンマの打撃装置。 A striking device having a striking element for reciprocating within a cylindrical shaft part to strike an end of a tool, and a piston for reciprocating the striking element by being closely inserted within the striking element or within the axial cylindrical part, A striking device for an electric hammer, characterized in that the piston is provided with a vent hole that communicates an air chamber formed by a striking element and a piston with the atmosphere, and the vent hole is blocked with a plug.
JP6380585U 1985-04-26 1985-04-26 Pending JPS61178679U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6380585U JPS61178679U (en) 1985-04-26 1985-04-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6380585U JPS61178679U (en) 1985-04-26 1985-04-26

Publications (1)

Publication Number Publication Date
JPS61178679U true JPS61178679U (en) 1986-11-07

Family

ID=30594300

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6380585U Pending JPS61178679U (en) 1985-04-26 1985-04-26

Country Status (1)

Country Link
JP (1) JPS61178679U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007223035A (en) * 2006-02-24 2007-09-06 Black & Decker Inc Powered hammer

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS584379B2 (en) * 1977-04-14 1983-01-26 富士通株式会社 semiconductor signal converter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS584379B2 (en) * 1977-04-14 1983-01-26 富士通株式会社 semiconductor signal converter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007223035A (en) * 2006-02-24 2007-09-06 Black & Decker Inc Powered hammer

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