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.)

1991-07-09

Filing date

1991-07-09

Publication date

1994-09-12

1991-07-09 Application filed by Bretec Oy filed Critical Bretec Oy

1991-07-09 Publication of FI913311A0 publication Critical patent/FI913311A0/fi

1991-07-09 Priority to FI913311A priority Critical patent/FI91944C/fi

1992-06-22 Priority to ES92110512T priority patent/ES2104773T3/es

1992-06-22 Priority to EP19920110512 priority patent/EP0522344B1/de

1992-06-22 Priority to DE1992621788 priority patent/DE69221788T2/de

1992-07-08 Priority to JP4203217A priority patent/JPH0777709B2/ja

1993-01-10 Publication of FI913311A publication Critical patent/FI913311A/fi

1993-06-14 Priority to US08/077,555 priority patent/US5325929A/en

1994-01-25 Priority to US08/186,307 priority patent/US5370193A/en

1994-05-31 Publication of FI91944B publication Critical patent/FI91944B/fi

1994-09-12 Application granted granted Critical

1994-09-12 Publication of FI91944C publication Critical patent/FI91944C/fi

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
- B25D17/08—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
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/24—Damping the reaction force

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Percussive Tools And Related Accessories (AREA)
Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)

FI913311A 1991-07-09 1991-07-09 Hydraulinen iskuvasara FI91944C (fi)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
FI913311A FI91944C (fi)	1991-07-09	1991-07-09	Hydraulinen iskuvasara
ES92110512T ES2104773T3 (es)	1991-07-09	1992-06-22	Martillo hidraulico de impacto.
EP19920110512 EP0522344B1 (de)	1991-07-09	1992-06-22	Hydraulischer Schlaghammer
DE1992621788 DE69221788T2 (de)	1991-07-09	1992-06-22	Hydraulischer Schlaghammer
JP4203217A JPH0777709B2 (ja)	1991-07-09	1992-07-08	液圧式インパクトハンマー
US08/077,555 US5325929A (en)	1991-07-09	1993-06-14	Hydraulic impact hammer
US08/186,307 US5370193A (en)	1991-07-09	1994-01-25	Hydraulic impact hammer

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI913311		1991-07-09
FI913311A FI91944C (fi)	1991-07-09	1991-07-09	Hydraulinen iskuvasara

Publications (4)

Publication Number	Publication Date
FI913311A0 FI913311A0 (fi)	1991-07-09
FI913311A FI913311A (fi)	1993-01-10
FI91944B FI91944B (fi)	1994-05-31
FI91944C true FI91944C (fi)	1994-09-12

Family

ID=8532868

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI913311A FI91944C (fi)	1991-07-09	1991-07-09	Hydraulinen iskuvasara

Country Status (5)

Country	Link
EP (1)	EP0522344B1 (de)
JP (1)	JPH0777709B2 (de)
DE (1)	DE69221788T2 (de)
ES (1)	ES2104773T3 (de)
FI (1)	FI91944C (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AT401250B (de) *	1993-03-08	1996-07-25	Winter Udo	Presslufthammer
SE503683C2 (sv) *	1994-11-17	1996-07-29	Berema Atlas Copco Ab	Hydraulisk brythammare
NZ551876A (en) *	2006-12-07	2009-06-26	Rocktec Ltd	Breaking machine shock absorbing system
JP5845492B2 (ja) *	2012-12-03	2016-01-20	アピュアン株式会社	作業工具

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE805748C (de) *	1948-10-02	1951-05-28	Hauhinco Maschf	Schlagwerkzeug, insbesondere Presslufthammer
DE805268C (de) *	1948-10-02	1951-05-10	Hauhinco Maschf	Presslufthammer
DE801565C (de) *	1948-10-02	1951-01-11	Wilhelm Dipl-Ing Schmitt	Stossdaempfer fuer Drucklufthaemmer
US3797586A (en) *	1971-12-20	1974-03-19	Bell Telephone Labor Inc	Mole with decoupled nose and body
FR2209311A5 (de) *	1972-12-05	1974-06-28	Maco Meudon Sa
US4074777A (en) *	1974-08-08	1978-02-21	Atlas Copco Aktiebolag	Pneumatic impact tool
DE2511043A1 (de) *	1975-03-13	1976-09-23	Duss Maschf	Von hand fuehrbarer hammer, dessen werkzeug von einem frei fliegenden kolben beaufschlagbar ist
SE8106907L (sv) *	1981-11-20	1983-05-21	Atlas Copco Ab	Sett att styra ett slagverk och slagverk
JPS62184993U (de) *	1986-05-19	1987-11-25
FR2647870B1 (fr) *	1989-06-06	1991-09-06	Eimco Secoma	Appareil de percussion hydraulique avec dispositif d'amortissement des ondes de choc en retour
FI84701C (fi) *	1990-02-23	1992-01-10	Tampella Oy Ab	Anordning foer axiallagret i en borrmaskin.
US5018792A (en) *	1990-05-25	1991-05-28	Caterpillar Inc.	Impact ripper apparatus with linear reciprocating ram
EP0471649A1 (de) *	1990-08-16	1992-02-19	SIG Schweizerische Industrie-Gesellschaft	Durch ein Druckmedium betriebener Hammer
JPH04124283A (ja) *	1990-09-17	1992-04-24	Sumitomo Electric Ind Ltd	窒化ほう素膜のコーティング方法

1991
- 1991-07-09 FI FI913311A patent/FI91944C/fi active IP Right Grant
1992
- 1992-06-22 ES ES92110512T patent/ES2104773T3/es not_active Expired - Lifetime
- 1992-06-22 DE DE1992621788 patent/DE69221788T2/de not_active Expired - Fee Related
- 1992-06-22 EP EP19920110512 patent/EP0522344B1/de not_active Expired - Lifetime
- 1992-07-08 JP JP4203217A patent/JPH0777709B2/ja not_active Expired - Fee Related

Also Published As

Publication number	Publication date
FI913311A (fi)	1993-01-10
EP0522344A2 (de)	1993-01-13
EP0522344B1 (de)	1997-08-27
EP0522344A3 (en)	1993-07-28
DE69221788T2 (de)	1998-01-15
FI91944B (fi)	1994-05-31
JPH05185380A (ja)	1993-07-27
JPH0777709B2 (ja)	1995-08-23
ES2104773T3 (es)	1997-10-16
DE69221788D1 (de)	1997-10-02
FI913311A0 (fi)	1991-07-09

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Legal Events

Date	Code	Title	Description
1991-07-09	FG	Patent granted	Owner name: BRETEC OY
1994-01-04	HC	Name/ company changed in application	Owner name: BRETEC OY
1994-05-02	BB	Publication of examined application