JPS492825B1 - - Google Patents
Info
- Publication number
- JPS492825B1 JPS492825B1 JP42043294A JP4329467A JPS492825B1 JP S492825 B1 JPS492825 B1 JP S492825B1 JP 42043294 A JP42043294 A JP 42043294A JP 4329467 A JP4329467 A JP 4329467A JP S492825 B1 JPS492825 B1 JP S492825B1
- Authority
- JP
- Japan
- 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.)
- Pending
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
- B25D9/145—Control devices for the reciprocating piston for hydraulically actuated hammers having an accumulator
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/12—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor
- E01C23/122—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor with power-driven tools, e.g. oscillated hammer apparatus
- E01C23/124—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor with power-driven tools, e.g. oscillated hammer apparatus moved rectilinearly, e.g. road-breaker apparatus with reciprocating tools, with drop-hammers
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Fluid-Pressure Circuits (AREA)
- Percussive Tools And Related Accessories (AREA)
- Actuator (AREA)
- Control Of Presses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEC0039536 | 1966-07-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS492825B1 true JPS492825B1 (ja) | 1974-01-23 |
Family
ID=7023777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP42043294A Pending JPS492825B1 (ja) | 1966-07-06 | 1967-07-04 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3468222A (ja) |
JP (1) | JPS492825B1 (ja) |
GB (1) | GB1159465A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5233630U (ja) * | 1975-08-31 | 1977-03-09 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3620312A (en) * | 1969-05-22 | 1971-11-16 | Ingersoll Rand Co | Rock drill |
US3727519A (en) * | 1970-09-17 | 1973-04-17 | Langenstein & Schemann Ag | Hammer with a ram control device |
US3803983A (en) * | 1971-07-23 | 1974-04-16 | Chicago Pneumatic Tool Co | Reciprocating hydraulic hammer |
SE370258B (ja) * | 1971-12-13 | 1974-10-07 | Atlas Copco Ab | |
US3903972A (en) * | 1974-04-24 | 1975-09-09 | Hydroacoustic Inc | Impact tools |
US4037520A (en) * | 1975-08-29 | 1977-07-26 | Herbert Edward Jakob | Fluid motor apparatus |
US4082471A (en) * | 1976-01-02 | 1978-04-04 | Imperial-Eastman Corporation | Universal hydraulic impact tool |
GB1572349A (en) * | 1976-05-21 | 1980-07-30 | Bsp Int Foundation | Drop hammers |
US6863134B2 (en) * | 2003-03-07 | 2005-03-08 | Ingersoll-Rand Company | Rotary tool |
US6782956B1 (en) | 2003-03-07 | 2004-08-31 | Ingersoll-Rand Company | Drive system having an inertial valve |
RU2465388C1 (ru) * | 2011-03-16 | 2012-10-27 | Виктор Михайлович Колесников | МОЛОТОВАЯ ТРАМБОВКА КОЛЕСНИКОВА "МолтраК" |
RU2560201C2 (ru) * | 2013-12-27 | 2015-08-20 | Александр Алексеевич Тхишев | Подъемно-сбросной механизм |
US10245714B2 (en) * | 2015-11-13 | 2019-04-02 | Caterpillar Inc. | Hydraulic buffer with fast startup |
CN108203920B (zh) * | 2018-01-02 | 2019-11-26 | 山东水利建设集团有限公司 | 一种路面单边破碎系统 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2182059A (en) * | 1937-12-02 | 1939-12-05 | Lester Engineering Co | Apparatus for the application of injection pressure in pressure casting machines |
GB845069A (en) * | 1957-11-14 | 1960-08-17 | Gewerk Eisenhuette Westfalia | Starting device for a free piston engine |
US3322038A (en) * | 1964-04-09 | 1967-05-30 | Sperry Rand Corp | Hydraulic hammer |
US3353352A (en) * | 1966-01-11 | 1967-11-21 | Caterpillar Tractor Co | Load balancing system for hydraulic jack |
-
1967
- 1967-06-29 GB GB30044/67A patent/GB1159465A/en not_active Expired
- 1967-06-30 US US650411A patent/US3468222A/en not_active Expired - Lifetime
- 1967-07-04 JP JP42043294A patent/JPS492825B1/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5233630U (ja) * | 1975-08-31 | 1977-03-09 |
Also Published As
Publication number | Publication date |
---|---|
GB1159465A (en) | 1969-07-23 |
US3468222A (en) | 1969-09-23 |