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GB1344135A - Electrically driven hand-held hammers - Google Patents

  • ️Wed Jan 16 1974

GB1344135A - Electrically driven hand-held hammers - Google Patents

Electrically driven hand-held hammers

Info

Publication number
GB1344135A
GB1344135A GB2430871A GB2430871A GB1344135A GB 1344135 A GB1344135 A GB 1344135A GB 2430871 A GB2430871 A GB 2430871A GB 2430871 A GB2430871 A GB 2430871A GB 1344135 A GB1344135 A GB 1344135A Authority
GB
United Kingdom
Prior art keywords
rocker
switch
held
driven hand
hammer
Prior art date
1970-02-28
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
GB2430871A
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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.)
1970-02-28
Filing date
1971-04-19
Publication date
1974-01-16
1970-02-28 Priority claimed from DE19702009537 external-priority patent/DE2009537C3/en
1971-04-19 Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
1974-01-16 Publication of GB1344135A publication Critical patent/GB1344135A/en
Status 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
    • B25D17/04—Handles; Handle mountings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/06—Casing of switch constituted by a handle serving a purpose other than the actuation of the switch, e.g. by the handle of a vacuum cleaner
    • 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
    • B25D2250/255—Switches
    • B25D2250/265—Trigger mechanism in handle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)

Abstract

1344135 Percussive tools ROBERT BOSCH GmbH 19 April 1971 [28 Feb 1970] 24308/71 Heading B4C [Also in Division H1] An electric motor driven hand-held hammer comprises a switch 9 for actuating the motor, and a switch actuating rocker 10. The hammer is switched on by moving the rocker from the full line to the broken line position, and the rocker is positively held in those two positions by the switch. The handle 6 is attached to the hammer body via resilient members 4, 5. Part 11 of the rocker may be provided with finger notches, and the part 13 may be coloured.

GB2430871A 1970-02-28 1971-04-19 Electrically driven hand-held hammers Expired GB1344135A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702009537 DE2009537C3 (en) 1970-02-28 Hand-operated electric motor driven hammer

Publications (1)

Publication Number Publication Date
GB1344135A true GB1344135A (en) 1974-01-16

Family

ID=5763707

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2430871A Expired GB1344135A (en) 1970-02-28 1971-04-19 Electrically driven hand-held hammers

Country Status (3)

Country Link
CH (1) CH516377A (en)
GB (1) GB1344135A (en)
NL (1) NL7102595A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2153735A (en) * 1984-02-11 1985-08-29 Bosch Gmbh Robert Handle for drilling machines and/or hammer drills
GB2314288A (en) * 1996-06-15 1997-12-24 Bosch Gmbh Robert Electric combination hammer
US8091651B2 (en) 2006-06-28 2012-01-10 Robert Bosch Gmbh Hand-held power tool

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2153735A (en) * 1984-02-11 1985-08-29 Bosch Gmbh Robert Handle for drilling machines and/or hammer drills
GB2314288A (en) * 1996-06-15 1997-12-24 Bosch Gmbh Robert Electric combination hammer
GB2314288B (en) * 1996-06-15 1998-05-13 Bosch Gmbh Robert Electric combination hammer
US8091651B2 (en) 2006-06-28 2012-01-10 Robert Bosch Gmbh Hand-held power tool

Also Published As

Publication number Publication date
NL7102595A (en) 1971-08-31
DE2009537B2 (en) 1976-11-04
DE2009537A1 (en) 1971-09-09
CH516377A (en) 1971-12-15

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Legal Events

Date Code Title Description
1974-05-30 PS Patent sealed
1982-02-17 746 Register noted 'licences of right' (sect. 46/1977)
1984-12-27 PCNP Patent ceased through non-payment of renewal fee