EP0218547A3 - Drilling or chiseling hammer - Google Patents

Drilling or chiseling hammer Download PDF

Info

Publication number
EP0218547A3
EP0218547A3 EP86810384A EP86810384A EP0218547A3 EP 0218547 A3 EP0218547 A3 EP 0218547A3 EP 86810384 A EP86810384 A EP 86810384A EP 86810384 A EP86810384 A EP 86810384A EP 0218547 A3 EP0218547 A3 EP 0218547A3
Authority
EP
European Patent Office
Prior art keywords
drilling
chiseling hammer
chiseling
hammer
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.)
Granted
Application number
EP86810384A
Other languages
German (de)
Other versions
EP0218547B1 (en
EP0218547A2 (en
Inventor
Peter Brix
Peter Gloor
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.)
Hilti AG
Original Assignee
Hilti AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6280154&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0218547(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hilti AG filed Critical Hilti AG
Publication of EP0218547A2 publication Critical patent/EP0218547A2/en
Publication of EP0218547A3 publication Critical patent/EP0218547A3/en
Application granted granted Critical
Publication of EP0218547B1 publication Critical patent/EP0218547B1/en
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
EP86810384A 1985-09-05 1986-08-27 Drilling or chiseling hammer Revoked EP0218547B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3531641 1985-09-05
DE19853531641 DE3531641A1 (en) 1985-09-05 1985-09-05 DRILL AND CHISEL HAMMER

Publications (3)

Publication Number Publication Date
EP0218547A2 EP0218547A2 (en) 1987-04-15
EP0218547A3 true EP0218547A3 (en) 1987-04-29
EP0218547B1 EP0218547B1 (en) 1990-06-06

Family

ID=6280154

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86810384A Revoked EP0218547B1 (en) 1985-09-05 1986-08-27 Drilling or chiseling hammer

Country Status (2)

Country Link
EP (1) EP0218547B1 (en)
DE (2) DE3531641A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08235208A (en) * 1995-02-28 1996-09-13 Toshiba Corp Method for retrieving data
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
EP2029326A1 (en) * 2006-06-06 2009-03-04 Robert Bosch GmbH Percussion mechanism with a striking pin and an associated catching mechanism
JP5154995B2 (en) 2008-03-28 2013-02-27 株式会社マキタ Impact tool
DE102008022454B4 (en) * 2008-05-08 2014-06-26 Aeg Electric Tools Gmbh Rotary Hammer
CN107160327B (en) * 2017-07-07 2023-04-28 广西玉柴机器股份有限公司 Composite punch for mounting bowl-shaped plug and pin
US12005555B2 (en) 2020-03-23 2024-06-11 Milwaukee Electric Tool Corporation Rotary hammer

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1825632A (en) * 1927-12-03 1931-09-29 Edo Aircraft Corp Percussive tool
US2372029A (en) * 1943-11-15 1945-03-20 Carlyle B Stair Pneumatic hammer
US3022838A (en) * 1959-02-05 1962-02-27 Thor Power Tool Co Portable hammer
US3266581A (en) * 1963-11-01 1966-08-16 Mechanical Res Corp Vibrationless power tool
GB2084917A (en) * 1980-10-08 1982-04-21 Kango Electric Hammers Ltd Improvements in or relating to percussive tools
CH636796A5 (en) * 1979-01-25 1983-06-30 Duss Friedrich Maschf Electropneumatic hammer with a catch ring for the percussion piston
FR2531138A1 (en) * 1982-07-29 1984-02-03 Inst Avtomatiki Akademii Percussion device especially for a hydraulic well-drilling machine.
DE3335553A1 (en) * 1983-09-30 1985-05-02 Black & Decker Inc., Newark, Del. Hammer drill

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3231902A1 (en) * 1982-08-27 1984-03-22 Robert Bosch Gmbh, 7000 Stuttgart Powered hand tool for percussive or rotary-percussive mode of operation

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1825632A (en) * 1927-12-03 1931-09-29 Edo Aircraft Corp Percussive tool
US2372029A (en) * 1943-11-15 1945-03-20 Carlyle B Stair Pneumatic hammer
US3022838A (en) * 1959-02-05 1962-02-27 Thor Power Tool Co Portable hammer
US3266581A (en) * 1963-11-01 1966-08-16 Mechanical Res Corp Vibrationless power tool
CH636796A5 (en) * 1979-01-25 1983-06-30 Duss Friedrich Maschf Electropneumatic hammer with a catch ring for the percussion piston
GB2084917A (en) * 1980-10-08 1982-04-21 Kango Electric Hammers Ltd Improvements in or relating to percussive tools
FR2531138A1 (en) * 1982-07-29 1984-02-03 Inst Avtomatiki Akademii Percussion device especially for a hydraulic well-drilling machine.
DE3335553A1 (en) * 1983-09-30 1985-05-02 Black & Decker Inc., Newark, Del. Hammer drill

Also Published As

Publication number Publication date
EP0218547B1 (en) 1990-06-06
DE3531641A1 (en) 1987-03-05
EP0218547A2 (en) 1987-04-15
DE3671713D1 (en) 1990-07-12

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