JP3369844B2 - 空打ち防止機構を有する回転打撃工具 - Google Patents

空打ち防止機構を有する回転打撃工具

Info

Publication number
JP3369844B2
JP3369844B2 JP11990796A JP11990796A JP3369844B2 JP 3369844 B2 JP3369844 B2 JP 3369844B2 JP 11990796 A JP11990796 A JP 11990796A JP 11990796 A JP11990796 A JP 11990796A JP 3369844 B2 JP3369844 B2 JP 3369844B2
Authority
JP
Japan
Prior art keywords
cylinder
tool
locking
engaging portion
rotary impact
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.)
Expired - Fee Related
Application number
JP11990796A
Other languages
English (en)
Japanese (ja)
Other versions
JPH09300241A (ja
Inventor
教司 荒木
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.)
Ryobi Ltd
Original Assignee
Ryobi Ltd
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 Ryobi Ltd filed Critical Ryobi Ltd
Priority to JP11990796A priority Critical patent/JP3369844B2/ja
Priority to CN97111128.6A priority patent/CN1169903A/zh
Priority to IT97TO000392A priority patent/IT1294387B1/it
Priority to GB9709700A priority patent/GB2313084B/en
Publication of JPH09300241A publication Critical patent/JPH09300241A/ja
Application granted granted Critical
Publication of JP3369844B2 publication Critical patent/JP3369844B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D16/00—Portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
    • B25D16/006—Mode changers; Mechanisms connected thereto
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D11/00—Portable percussive tools with electromotor or other motor drive
    • B25D11/005—Arrangements for adjusting the stroke of the impulse member or for stopping the impact action when the tool is lifted from the working surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Earth Drilling (AREA)
JP11990796A 1996-05-15 1996-05-15 空打ち防止機構を有する回転打撃工具 Expired - Fee Related JP3369844B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP11990796A JP3369844B2 (ja) 1996-05-15 1996-05-15 空打ち防止機構を有する回転打撃工具
CN97111128.6A CN1169903A (zh) 1996-05-15 1997-05-06 具有防空击机构的转动击打工具
IT97TO000392A IT1294387B1 (it) 1996-05-15 1997-05-09 Trapano a percussione motorizzato con meccanismo per evitare percussioni inutili.
GB9709700A GB2313084B (en) 1996-05-15 1997-05-13 A power driven hammer drill having a mechanism for preventing useless strikes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11990796A JP3369844B2 (ja) 1996-05-15 1996-05-15 空打ち防止機構を有する回転打撃工具

Publications (2)

Publication Number Publication Date
JPH09300241A JPH09300241A (ja) 1997-11-25
JP3369844B2 true JP3369844B2 (ja) 2003-01-20

Family

ID=14773162

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11990796A Expired - Fee Related JP3369844B2 (ja) 1996-05-15 1996-05-15 空打ち防止機構を有する回転打撃工具

Country Status (4)

Country Link
JP (1) JP3369844B2 (it)
CN (1) CN1169903A (it)
GB (1) GB2313084B (it)
IT (1) IT1294387B1 (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019107988A1 (de) 2018-04-11 2019-10-17 Makita Corporation Schlagwerkzeug
JP2020175478A (ja) * 2019-04-18 2020-10-29 株式会社マキタ 打撃工具

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5954140A (en) * 1997-06-18 1999-09-21 Milwaukee Electric Tool Corporation Rotary hammer with improved pneumatic drive system
DE10362025B4 (de) * 2003-05-20 2006-02-09 Robert Bosch Gmbh Bohr- oder Schlaghammer
SE529415C2 (sv) * 2005-12-22 2007-08-07 Atlas Copco Rock Drills Ab Pulsgenerator och impulsmaskin för ett avverkande verktyg
ITBO20070368A1 (it) * 2007-05-23 2008-11-24 Gd Spa Metodo ed unita per la realizzazione di bollini per pacchetti di sigarette.
DE102012212231A1 (de) * 2012-07-12 2014-01-16 Hilti Aktiengesellschaft Handwerkzeugmaschine
JP2014108495A (ja) * 2012-12-03 2014-06-12 Makita Corp 打込み工具
EP2886261A1 (de) * 2013-12-18 2015-06-24 HILTI Aktiengesellschaft Handwerkzeugmaschine
US11207768B2 (en) * 2017-03-29 2021-12-28 Koki Holdings Co., Ltd. Fastener driving machine
JP7222703B2 (ja) * 2018-04-11 2023-02-15 株式会社マキタ 打撃工具
CN114434393B (zh) * 2020-11-06 2023-09-12 苏州宝时得电动工具有限公司 钉枪

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3921729A (en) * 1971-11-25 1975-11-25 Hilti Ag Electropneumatic hammer
DE3120326A1 (de) * 1980-10-21 1982-05-27 Robert Bosch Gmbh, 7000 Stuttgart Bohrhammer
GB2121717B (en) * 1982-06-02 1985-09-18 Black & Decker Inc Improvements in or relating to rotary percussive drills
DE3506695A1 (de) * 1985-02-26 1986-08-28 Robert Bosch Gmbh, 7000 Stuttgart Bohrhammer

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019107988A1 (de) 2018-04-11 2019-10-17 Makita Corporation Schlagwerkzeug
US10987792B2 (en) 2018-04-11 2021-04-27 Makita Corporation Impact tool
JP2020175478A (ja) * 2019-04-18 2020-10-29 株式会社マキタ 打撃工具
US11529724B2 (en) 2019-04-18 2022-12-20 Makita Corporation Striking tool
JP7236921B2 (ja) 2019-04-18 2023-03-10 株式会社マキタ 打撃工具

Also Published As

Publication number Publication date
JPH09300241A (ja) 1997-11-25
GB9709700D0 (en) 1997-07-02
CN1169903A (zh) 1998-01-14
GB2313084A (en) 1997-11-19
ITTO970392A0 (it) 1997-05-09
IT1294387B1 (it) 1999-03-24
GB2313084B (en) 1998-07-15
ITTO970392A1 (it) 1998-11-09

Similar Documents

Publication Publication Date Title
US4236588A (en) Hammer drill with a lockable tool holder
US7591326B2 (en) Power tool
RU2496631C2 (ru) Инструмент ударного действия
JP3369844B2 (ja) 空打ち防止機構を有する回転打撃工具
US5873418A (en) Percussive tool having a reduced impact at the start of percussive operation
US5588496A (en) Slip clutch arrangement for power tool
US6978847B2 (en) Hammer
JP5147488B2 (ja) 作業工具
US7296635B2 (en) Rotary hammer with mode change ring
JP5103234B2 (ja) 打撃工具
EP1872912B1 (en) Hammer drill with a beat piece support structure
JP4552843B2 (ja) 打撃工具用アダプター
EP1438160B1 (en) Hammer
GB2381228A (en) Electrically powered hammer with support bearing
JPS6334865Y2 (it)
JPH02284881A (ja) ハンマードリル
GB2160810A (en) Hammer drill
JP4270827B2 (ja) 電動工具
JP5171484B2 (ja) 打撃工具
EP3898118B1 (de) Meisselnde handwerkzeugmaschine
JPH0750091Y2 (ja) 打撃工具
JP3479243B2 (ja) 連続衝撃作業機
JPH0630846B2 (ja) 衝撃工具
KR200153172Y1 (ko) 전기햄머드릴
JP2570110Y2 (ja) 打撃工具

Legal Events

Date Code Title Description
FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20081115

Year of fee payment: 6

LAPS Cancellation because of no payment of annual fees