GB1302759A - - Google Patents
Info
- Publication number
- GB1302759A GB1302759A GB1879970A GB1879970A GB1302759A GB 1302759 A GB1302759 A GB 1302759A GB 1879970 A GB1879970 A GB 1879970A GB 1879970 A GB1879970 A GB 1879970A GB 1302759 A GB1302759 A GB 1302759A
- Authority
- GB
- United Kingdom
- Prior art keywords
- chamber
- piston
- liquid
- accumulator
- grooves
- 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
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
- B25D9/06—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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S173/00—Tool driving or impacting
- Y10S173/04—Liquid operated
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Percussive Tools And Related Accessories (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82692369A | 1969-05-22 | 1969-05-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1302759A true GB1302759A (fr) | 1973-01-10 |
Family
ID=25247855
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1879970A Expired GB1302759A (fr) | 1969-05-22 | 1970-04-20 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3620312A (fr) |
JP (1) | JPS4932401B1 (fr) |
CA (1) | CA922208A (fr) |
DE (1) | DE2022490C3 (fr) |
FR (1) | FR2048623A5 (fr) |
GB (1) | GB1302759A (fr) |
SE (1) | SE363474B (fr) |
ZA (1) | ZA702286B (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE391219C (sv) * | 1973-08-02 | 1985-09-09 | Atlas Copco Ab | Hydrauliskt slagverk avsett for bergborrning |
US3918532A (en) * | 1974-05-10 | 1975-11-11 | Chicago Pneumatic Tool Co | Hydraulic tool |
CH584591A5 (fr) * | 1974-05-20 | 1977-02-15 | Bosch Gmbh Robert | |
US3918531A (en) * | 1974-06-14 | 1975-11-11 | Chicago Pneumatic Tool Co | Hydraulic rock drill having automatic carriage feed |
US4550785A (en) * | 1976-04-28 | 1985-11-05 | Consolidated Technologies Corporation | Hammer |
US4282937A (en) * | 1976-04-28 | 1981-08-11 | Joy Manufacturing Company | Hammer |
FI83691C (fi) * | 1986-05-09 | 1991-08-12 | Tampella Oy Ab | Stoedanordning foer nackstycket i en borrmaskin. |
DE4008750A1 (de) * | 1990-03-19 | 1991-09-26 | Hilti Ag | Geraet zum eintreiben von befestigungselementen in harte werkstoffe |
US5957220A (en) * | 1995-10-17 | 1999-09-28 | Dresser-Rand Company | Percussion drill assembly |
US5662180A (en) * | 1995-10-17 | 1997-09-02 | Dresser-Rand Company | Percussion drill assembly |
FI108668B (fi) * | 1999-07-02 | 2002-02-28 | Sandvik Tamrock Oy | Kallioporakone ja kiinnitysrunko |
JP3818438B2 (ja) * | 2001-12-14 | 2006-09-06 | 独立行政法人産業技術総合研究所 | 坑底駆動型パーカッションドリル |
SE536289C2 (sv) * | 2011-04-05 | 2013-08-06 | Atlas Copco Rock Drills Ab | Hydrauliska slagverk för berg- eller betongavverkande utrustning samt borr- och brytutrustning |
SE537720C2 (sv) * | 2012-11-21 | 2015-10-06 | Atlas Copco Rock Drills Ab | Anordning vid ett spolhuvud till en bergborrmaskin jämte bergborrmaskin |
CN103410439B (zh) * | 2013-08-29 | 2015-12-02 | 潍坊天瑞重工凿岩机械有限公司 | 可冷却橡胶领盘钎肩式六方钎杆的凿岩机 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1703840A (en) * | 1920-01-02 | 1929-02-26 | Sullivan Machinery Co | Percussive motor |
US2743741A (en) * | 1952-09-29 | 1956-05-01 | Techron Ltd | Hydraulic accumulator |
US3183668A (en) * | 1959-11-30 | 1965-05-18 | Hydra Might Company | Percussion type rock drills |
GB1033739A (en) * | 1962-06-19 | 1966-06-22 | Keelavite Hydraulics Ltd | Hydraulically-operated reciprocating apparatus |
US3408897A (en) * | 1964-11-18 | 1968-11-05 | Champion Inc | Fluid power hammer having accumulator means to drive the hammer through its working stroke independent of the system pump |
GB1159465A (en) * | 1966-07-06 | 1969-07-23 | Hugo Cordes | Control for a Ramming Hammer with Hydraulic Drive |
-
1969
- 1969-05-22 US US826923A patent/US3620312A/en not_active Expired - Lifetime
-
1970
- 1970-04-07 ZA ZA702286A patent/ZA702286B/xx unknown
- 1970-04-17 CA CA080458A patent/CA922208A/en not_active Expired
- 1970-04-20 GB GB1879970A patent/GB1302759A/en not_active Expired
- 1970-05-05 SE SE06216/70A patent/SE363474B/xx unknown
- 1970-05-07 JP JP45038361A patent/JPS4932401B1/ja active Pending
- 1970-05-08 DE DE2022490A patent/DE2022490C3/de not_active Expired
- 1970-05-21 FR FR7018503A patent/FR2048623A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA922208A (en) | 1973-03-06 |
FR2048623A5 (fr) | 1971-03-19 |
JPS4932401B1 (fr) | 1974-08-30 |
US3620312A (en) | 1971-11-16 |
ZA702286B (en) | 1972-02-23 |
DE2022490A1 (de) | 1970-11-26 |
SE363474B (fr) | 1974-01-21 |
DE2022490C3 (de) | 1974-01-10 |
DE2022490B2 (de) | 1973-06-14 |
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GB1302759A (fr) | ||
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |