GB1537326A - Percussion hammer - Google Patents

Percussion hammer

Info

Publication number
GB1537326A
GB1537326A GB1006276A GB1006276A GB1537326A GB 1537326 A GB1537326 A GB 1537326A GB 1006276 A GB1006276 A GB 1006276A GB 1006276 A GB1006276 A GB 1006276A GB 1537326 A GB1537326 A GB 1537326A
Authority
GB
United Kingdom
Prior art keywords
percussion hammer
hammer
tool
bearing ring
absorbing
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
GB1006276A
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.)
DUSS MASCHF
Original Assignee
DUSS MASCHF
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 DUSS MASCHF filed Critical DUSS MASCHF
Publication of GB1537326A publication Critical patent/GB1537326A/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
    • B25D17/08—Means for retaining and guiding the tool bit, e.g. chucks allowing axial oscillation of the tool bit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2217/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D2217/0057—Details related to cleaning or cooling the tool or workpiece
    • B25D2217/0065—Use of dust covers
    • B25D2217/0069—Protecting chucks against entering of chip dust

Abstract

The tool (18) is held in a bearing ring (16) absorbing the axial working pressure of the tool. This bearing ring is now flexibly mounted with regard to the hammer housing (10) between two elastic rings (17). A reduction in the vibration of the hammer is thus obtained. <IMAGE>
GB1006276A 1975-03-13 1976-03-12 Percussion hammer Expired GB1537326A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752511043 DE2511043A1 (en) 1975-03-13 1975-03-13 HAND-OPERATED HAMMER, WHICH TOOL CAN BE PUNCHED BY A FREE FLYING PISTON

Publications (1)

Publication Number Publication Date
GB1537326A true GB1537326A (en) 1978-12-29

Family

ID=5941315

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1006276A Expired GB1537326A (en) 1975-03-13 1976-03-12 Percussion hammer

Country Status (5)

Country Link
CH (1) CH611198A5 (en)
DE (1) DE2511043A1 (en)
FR (1) FR2303645A1 (en)
GB (1) GB1537326A (en)
NL (1) NL7602456A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1604785B1 (en) * 2004-06-08 2015-08-05 Hitachi Koki Co., Ltd. Striking tool
EP3566817A1 (en) * 2018-05-11 2019-11-13 Sandvik Mining and Construction Oy Tool bushing, tool bushing arrangement, breaking hammer and mounting method

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2844110A1 (en) * 1978-10-10 1980-04-24 Bosch Gmbh Robert HAND TOOL MACHINE, ESPECIALLY CHISEL HAMMER
US4247122A (en) * 1979-01-31 1981-01-27 Black & Decker Inc. Dust sealing mechanism
US4614241A (en) * 1984-02-15 1986-09-30 The Stanley Works Impact tool assembly with bit isolating means
FI91944C (en) * 1991-07-09 1994-09-12 Bretec Oy Hydraulic impact hammer
US5363835A (en) * 1992-08-31 1994-11-15 Rocktec Limited Nose block assembly

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1613399A (en) * 1922-02-10 1927-01-04 Independent Pneumatic Tool Co Chisel retainer for riveting hammers
GB399773A (en) * 1932-09-12 1933-10-12 Frank Hills Improvements in or relating to pneumatic hammers and similar percussive tools
FR989161A (en) * 1944-02-08 1951-09-05 Colombes Goodrich Pneumatiques Improvements made to the means for damping or limiting the movements of a reciprocating mass, in particular for pneumatic hammers
US2451234A (en) * 1944-11-20 1948-10-12 Independent Pneumatic Tool Co Compression member
GB618546A (en) * 1946-10-04 1949-02-23 John Wilbur Tierney Improvements in or relating to fluid pressure operated engines, such as pneumatic picks or concrete breakers
FR1090212A (en) * 1953-11-04 1955-03-29 Kango Electric Hammers Ltd Mechanically controlled impact tool
US3203490A (en) * 1963-06-27 1965-08-31 Black & Decker Mfg Co Compact rotary hammer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1604785B1 (en) * 2004-06-08 2015-08-05 Hitachi Koki Co., Ltd. Striking tool
EP3566817A1 (en) * 2018-05-11 2019-11-13 Sandvik Mining and Construction Oy Tool bushing, tool bushing arrangement, breaking hammer and mounting method
US11478914B2 (en) 2018-05-11 2022-10-25 Sandvik Mining And Construction Oy Tool bushing, breaking hammer and mounting method

Also Published As

Publication number Publication date
DE2511043A1 (en) 1976-09-23
CH611198A5 (en) 1979-05-31
FR2303645A1 (en) 1976-10-08
NL7602456A (en) 1976-09-15

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Legal Events

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