AU476939B2 - Impact tool for generating percussive forces - Google Patents

Impact tool for generating percussive forces

Info

Publication number: AU476939B2
Authority: AU; Australia
Prior art keywords: impact tool; percussive forces; generating percussive; generating; forces
Prior art date: 1974-04-24
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

AU80245/75A

Other versions

AU8024575A (en

Inventor

Vinton Bouyoucas Roger Lawrence Selsam John

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.)

Hydroacoustics Inc

Original Assignee

Hydroacoustics Inc

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.)

1974-04-24

Filing date

1975-04-17

Publication date

1976-10-07

1975-04-17 Application filed by Hydroacoustics Inc filed Critical Hydroacoustics Inc

1976-10-07 Application granted granted Critical

1976-10-07 Publication of AU8024575A publication Critical patent/AU8024575A/en

1976-10-07 Publication of AU476939B2 publication Critical patent/AU476939B2/en

Status Expired legal-status Critical Current

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
- B25D9/06—Means for driving the impulse member
- B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure

Landscapes

Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Percussive Tools And Related Accessories (AREA)
Earth Drilling (AREA)
Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Drilling And Exploitation, And Mining Machines And Methods (AREA)

AU80245/75A 1974-04-24 1975-04-17 Impact tool for generating percussive forces Expired AU476939B2 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US463625A US3903972A (en)	1974-04-24	1974-04-24	Impact tools

Publications (2)

Publication Number	Publication Date
AU8024575A AU8024575A (en)	1976-10-07
AU476939B2 true AU476939B2 (en)	1976-10-07

Family

ID=23840754

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU80245/75A Expired AU476939B2 (en)	1974-04-24	1975-04-17	Impact tool for generating percussive forces

Country Status (9)

Country	Link
US (1)	US3903972A (en)
JP (1)	JPS5432987B2 (en)
AU (1)	AU476939B2 (en)
CA (1)	CA1018864A (en)
DE (1)	DE2518240C2 (en)
FR (1)	FR2268573B1 (en)
GB (1)	GB1460556A (en)
SE (1)	SE405693B (en)
ZA (1)	ZA752428B (en)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI56052C (en) *	1975-01-16	1979-11-12	Tampella Oy Ab	HYDRAULISK BERGBORRMASKIN
US4265321A (en) *	1975-11-12	1981-05-05	Joy Manufacturing Company	Rock drill
US4062411A (en) *	1975-12-05	1977-12-13	Gardner-Denver Company	Hydraulic percussion tool with impact blow and frequency control
US4550785A (en) *	1976-04-28	1985-11-05	Consolidated Technologies Corporation	Hammer
US4282937A (en) *	1976-04-28	1981-08-11	Joy Manufacturing Company	Hammer
US4409368A (en) *	1981-07-13	1983-10-11	The General Tire & Rubber Company	Preparation of star polymers
US4569412A (en) *	1982-05-26	1986-02-11	Hydroacoustics Inc.	Seismic source
US4828048A (en) *	1986-11-10	1989-05-09	Mayer James R	Hydraulic Percussion tool
US4858701A (en) *	1987-11-30	1989-08-22	Weyer Paul P	Fluid-powered impact device and tool therefor
FR2657806B1 (en) *	1990-02-02	1992-05-22	Karagandin Politekhn	HAND HYDRAULIC HAMMER.
SE504828C2 (en) *	1990-04-11	1997-05-12	Sandvik Ab	Hammer device where piston and drill bit have reverse design relative to each other in terms of impedance
DK9400012U4 (en) *	1994-01-11	1995-04-28	Breakers As	Hydraulically driven underground displacement device
US5680904A (en) *	1995-11-30	1997-10-28	Patterson; William N.	In-the-hole percussion rock drill
SE509915C2 (en) *	1997-06-09	1999-03-22	Atlas Copco Tools Ab	Hydraulic torque pulse generator
KR100260308B1 (en) *	1997-06-11	2000-07-01	최해성	Hydraulic hammer having improved seal ring
FI106618B (en) *	1998-03-30	2001-03-15	Sandvik Tamrock Oy	Arrangement in connection with a pressurized-impact device such as a breaking device
CA2295463C (en)	1999-01-27	2008-04-29	William N. Patterson	Hydraulic in-the-hole percussion rock drill
US6155361A (en) *	1999-01-27	2000-12-05	Patterson; William N.	Hydraulic in-the-hole percussion rock drill
US6464023B2 (en)	1999-01-27	2002-10-15	William N. Patterson	Hydraulic in-the-hole percussion rock drill
ES2293382T3 (en)	2003-12-19	2008-03-16	Clark Equipment Company	IMPACT TOOL.
SE526992C2 (en) *	2004-03-12	2005-12-06	Atlas Copco Constr Tools Ab	Hydraulic pressure accumulator
PL230867B1 (en) *	2007-02-01	2018-12-31	J H Fletcher & Co	Fail-safe striking assembly for the valveless percussive action drilling unit
US7681664B2 (en) *	2008-03-06	2010-03-23	Patterson William N	Internally dampened percussion rock drill
KR200466458Y1 (en) *	2009-11-11	2013-04-18	주식회사수산중공업	A Solve Device for Accumulator abnormal pressure of Constrbattinguction Machine
SE535149C2 (en) *	2010-08-31	2012-05-02	Atlas Copco Rock Drills Ab	Hydraulic percussion for use in rock or concrete cutting equipment
US8474363B2 (en)	2011-07-03	2013-07-02	Vincent M. Kelly	Axial piston and valve shaft fluid engine
SE536382C2 (en) *	2012-02-17	2013-10-01	Atlas Copco Constr Tools Ab	Pressure accumulator & impact device
DE102012013409A1 (en) *	2012-05-23	2013-11-28	Atlas Copco Construction Tools Gmbh	impact device
NO20150341A1 (en) *	2015-03-18	2016-06-20	Resonator As	Percussive hammering assembly
WO2021062483A1 (en) *	2019-10-03	2021-04-08	Warren Strange	Liquid hammer drill
CN110984843B (en) *	2019-12-29	2021-09-10	东台市高科技术创业园有限公司	Hydraulic percussion drill power device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2749886A (en) *	1954-06-07	1956-06-12	Richard M Densmore	Fluid pressure self-reciprocating actuator
DE1281370B (en) *	1963-09-06	1968-10-24	Krupp Gmbh	Impact device with hydraulically reciprocating pistons
DE1230386B (en) *	1964-11-19	1966-12-15	Salzgitter Maschinen Ag	Hydraulic hammer
FR1431835A (en) *	1965-01-28	1966-03-18	Montabert Ets	Percussion device
DE6602835U (en) *	1965-10-11	1969-07-03	Heinz Callsen	PRESSURIZED IMPACT DEVICE
GB1159465A (en) *	1966-07-06	1969-07-23	Hugo Cordes	Control for a Ramming Hammer with Hydraulic Drive

1974
- 1974-04-24 US US463625A patent/US3903972A/en not_active Expired - Lifetime
1975
- 1975-04-16 ZA ZA00752428A patent/ZA752428B/en unknown
- 1975-04-17 SE SE7504440A patent/SE405693B/en not_active IP Right Cessation
- 1975-04-17 GB GB1589375A patent/GB1460556A/en not_active Expired
- 1975-04-17 AU AU80245/75A patent/AU476939B2/en not_active Expired
- 1975-04-22 DE DE2518240A patent/DE2518240C2/en not_active Expired
- 1975-04-23 CA CA225,243A patent/CA1018864A/en not_active Expired
- 1975-04-24 JP JP5020875A patent/JPS5432987B2/ja not_active Expired
- 1975-04-24 FR FR7512781A patent/FR2268573B1/fr not_active Expired

Also Published As

Publication number	Publication date
AU8024575A (en)	1976-10-07
US3903972A (en)	1975-09-09
DE2518240C2 (en)	1985-09-05
SE405693B (en)	1978-12-27
FR2268573A1 (en)	1975-11-21
FR2268573B1 (en)	1980-10-17
GB1460556A (en)	1977-01-06
DE2518240A1 (en)	1975-11-20
CA1018864A (en)	1977-10-11
SE7504440L (en)	1975-10-27
JPS50148202A (en)	1975-11-27
ZA752428B (en)	1976-03-31
JPS5432987B2 (en)	1979-10-17

Publication	Publication Date	Title
CA1018864A (en)	1977-10-11	Impact tool for generating percussive forces
CA1032841A (en)	1978-06-13	Pneumatic impact drilling tool
ZA745459B (en)	1975-09-24	Percussion tool
AU499348B2 (en)	1979-04-12	Tool shank for hammer drill
GB1513386A (en)	1978-06-07	Drilling tool
CA1025432A (en)	1978-01-31	Drill steel for use with percussive tools
ZA74465B (en)	1974-12-24	Handle connection for impact tool
AU497745B2 (en)	1979-01-04	Hydraulic percussion tool
AU500873B2 (en)	1979-06-07	Hydraulic percussion tool
GB1546494A (en)	1979-05-23	Hammer drill
ZA753949B (en)	1976-05-26	Explosive-powered fastener-driving tool
AU502065B2 (en)	1979-07-12	Shrink-packaged well tool
JPS5216065A (en)	1977-02-07	Drill hammer
CA997258A (en)	1976-09-21	Impact tool
JPS5270484A (en)	1977-06-11	Chisel pile hammer
CA1034014A (en)	1978-07-04	Hammer
CA1031588A (en)	1978-05-23	Pile-driving hammer
AU511874B2 (en)	1980-09-11	Pneumatic hammer drill
GR62162B (en)	1979-03-01	Impact or demolition tool
AU498931B2 (en)	1979-03-29	Tamping tool head
AU493847B2 (en)	1977-12-22	Improved pneumatic percussion hammer
SU582389A1 (en)	1977-11-30	Pneumatic hammer drill
AU4591479A (en)	1979-08-09	Percussion drill piston
CA1026994A (en)	1978-02-28	Print hammer
CA905383A (en)	1972-07-18	Hammer mechanism for percussion tools