GB2147240B - Hammer drill - Google Patents

Hammer drill

Info

Publication number
GB2147240B
GB2147240B GB08424629A GB8424629A GB2147240B GB 2147240 B GB2147240 B GB 2147240B GB 08424629 A GB08424629 A GB 08424629A GB 8424629 A GB8424629 A GB 8424629A GB 2147240 B GB2147240 B GB 2147240B
Authority
GB
United Kingdom
Prior art keywords
hammer drill
hammer
drill
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
Application number
GB08424629A
Other versions
GB8424629D0 (en
GB2147240A (en
Inventor
Horst Grossmann
Stefan Schmidt
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.)
Black and Decker Inc
Original Assignee
Black and Decker Inc
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 Black and Decker Inc filed Critical Black and Decker Inc
Publication of GB8424629D0 publication Critical patent/GB8424629D0/en
Publication of GB2147240A publication Critical patent/GB2147240A/en
Application granted granted Critical
Publication of GB2147240B publication Critical patent/GB2147240B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/24—Damping the reaction force
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/06—Hammer pistons; Anvils ; Guide-sleeves for pistons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/191—Ram catchers for stopping the ram when entering idling mode
GB08424629A 1983-10-01 1984-09-28 Hammer drill Expired GB2147240B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833335795 DE3335795A1 (en) 1983-10-01 1983-10-01 DRILLING HAMMER

Publications (3)

Publication Number Publication Date
GB8424629D0 GB8424629D0 (en) 1984-11-07
GB2147240A GB2147240A (en) 1985-05-09
GB2147240B true GB2147240B (en) 1986-08-28

Family

ID=6210757

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08424629A Expired GB2147240B (en) 1983-10-01 1984-09-28 Hammer drill

Country Status (6)

Country Link
AU (1) AU3368784A (en)
CA (1) CA1233377A (en)
DE (1) DE3335795A1 (en)
FR (1) FR2552696B1 (en)
GB (1) GB2147240B (en)
IT (1) IT1176850B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8636081B2 (en) 2011-12-15 2014-01-28 Milwaukee Electric Tool Corporation Rotary hammer

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3424870B2 (en) * 1995-02-28 2003-07-07 株式会社マキタ Immersion prevention device for impact tools
GB9909987D0 (en) * 1999-04-30 1999-06-30 Black & Decker Inc Rotary hammer
CN1329164C (en) * 2001-09-17 2007-08-01 密尔沃基电动工具公司 Rotary hammer
DE102005046664B4 (en) 2005-09-29 2016-11-17 Robert Bosch Gmbh Method for creating a flexible display area for a video surveillance system
DE102008000727A1 (en) * 2008-03-18 2009-09-24 Robert Bosch Gmbh Portable machine tool, in particular drilling or percussion hammer, with a club catching device and / or racket damping device
DE102008022454B4 (en) * 2008-05-08 2014-06-26 Aeg Electric Tools Gmbh Rotary Hammer
DE102011007433A1 (en) * 2010-04-20 2011-12-08 Robert Bosch Gmbh Hand machine tool device
EP3683021B1 (en) * 2019-01-16 2023-09-13 Black & Decker Inc. Hammer drill

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1283769B (en) * 1963-05-15 1968-11-21 Impex Essen Vertrieb Percussion hammer
DE2229388C3 (en) * 1972-06-16 1981-01-22 Robert Bosch Gmbh, 7000 Stuttgart Hand-operated hammer drill
DE2438938A1 (en) * 1974-08-14 1976-02-26 Bosch Gmbh Robert MOTOR-DRIVEN HAMMER
CH636796A5 (en) * 1979-01-25 1983-06-30 Duss Friedrich Maschf Electropneumatic hammer with a catch ring for the percussion piston
US4290492A (en) * 1979-01-31 1981-09-22 Black & Decker Inc. Idling and air replenishing system for a reciprocating hammer mechanism
DE3120326A1 (en) * 1980-10-21 1982-05-27 Robert Bosch Gmbh, 7000 Stuttgart DRILLING HAMMER

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8636081B2 (en) 2011-12-15 2014-01-28 Milwaukee Electric Tool Corporation Rotary hammer
US9289890B2 (en) 2011-12-15 2016-03-22 Milwaukee Electric Tool Corporation Rotary hammer
USD791565S1 (en) 2011-12-15 2017-07-11 Milwaukee Electric Tool Corporation Rotary hammer

Also Published As

Publication number Publication date
DE3335795A1 (en) 1985-04-18
IT1176850B (en) 1987-08-18
FR2552696B1 (en) 1994-09-23
FR2552696A1 (en) 1985-04-05
DE3335795C2 (en) 1988-06-23
AU3368784A (en) 1985-04-04
GB8424629D0 (en) 1984-11-07
GB2147240A (en) 1985-05-09
IT8422896A0 (en) 1984-09-28
CA1233377A (en) 1988-03-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980928