AU6836298A - Hydraulic cylinder and a demolition hammer controlled thereby - Google Patents

Hydraulic cylinder and a demolition hammer controlled thereby

Info

Publication number
AU6836298A
AU6836298A AU68362/98A AU6836298A AU6836298A AU 6836298 A AU6836298 A AU 6836298A AU 68362/98 A AU68362/98 A AU 68362/98A AU 6836298 A AU6836298 A AU 6836298A AU 6836298 A AU6836298 A AU 6836298A
Authority
AU
Australia
Prior art keywords
hydraulic cylinder
demolition hammer
hammer controlled
controlled
demolition
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.)
Abandoned
Application number
AU68362/98A
Inventor
Timo Salminen
Veikko Suominen
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU6836298A publication Critical patent/AU6836298A/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/16—Valve arrangements therefor
    • B25D9/18—Valve arrangements therefor involving a piston-type slide valve
AU68362/98A 1997-04-15 1998-04-14 Hydraulic cylinder and a demolition hammer controlled thereby Abandoned AU6836298A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI971591 1997-04-15
FI971591A FI971591A (en) 1997-04-15 1997-04-15 Hydraulic cylinder and impact hammer
PCT/FI1998/000330 WO1998046398A1 (en) 1997-04-15 1998-04-14 Hydraulic cylinder and a demolition hammer controlled thereby

Publications (1)

Publication Number Publication Date
AU6836298A true AU6836298A (en) 1998-11-11

Family

ID=8548634

Family Applications (1)

Application Number Title Priority Date Filing Date
AU68362/98A Abandoned AU6836298A (en) 1997-04-15 1998-04-14 Hydraulic cylinder and a demolition hammer controlled thereby

Country Status (3)

Country Link
AU (1) AU6836298A (en)
FI (1) FI971591A (en)
WO (1) WO1998046398A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106416484B (en) * 2016-10-24 2018-10-09 新疆农垦科学院 The gas explosion subsoiling fertilizer applicator that hammering device and the device are constituted
CN114796908B (en) * 2022-04-28 2023-02-10 浙江中辰城市应急服务管理有限公司 Indoor portable fire-fighting forcible entry device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2559478A (en) * 1948-11-22 1951-07-03 Stonefield Inc Hydraulic impact tool
US4852662A (en) * 1988-03-28 1989-08-01 Caterpillar Inc. Impacting mechanism

Also Published As

Publication number Publication date
FI971591A0 (en) 1997-04-15
WO1998046398A1 (en) 1998-10-22
FI971591A (en) 1998-10-16

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase