JPS5745843B2 - - Google Patents

Info

Publication number
JPS5745843B2
JPS5745843B2 JP52157573A JP15757377A JPS5745843B2 JP S5745843 B2 JPS5745843 B2 JP S5745843B2 JP 52157573 A JP52157573 A JP 52157573A JP 15757377 A JP15757377 A JP 15757377A JP S5745843 B2 JPS5745843 B2 JP S5745843B2
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.)
Expired
Application number
JP52157573A
Other languages
Japanese (ja)
Other versions
JPS53108606A (en
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 filed Critical
Publication of JPS53108606A publication Critical patent/JPS53108606A/ja
Publication of JPS5745843B2 publication Critical patent/JPS5745843B2/ja
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
    • E02D3/02—Improving by compacting
    • E02D3/046—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
    • E02D3/061—Tampers with directly acting explosion chambers
    • 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
    • B25D9/20—Valve arrangements therefor involving a tubular-type slide valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2209/00—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D2209/005—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously having a tubular-slide valve, which is coaxial with the piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Soil Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Agronomy & Crop Science (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Road Paving Machines (AREA)
JP15757377A 1977-01-04 1977-12-28 Manually operated pneumatic impact tool Granted JPS53108606A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU772440929A SU745670A1 (ru) 1977-01-04 1977-01-04 Воздухораспределительное устройство пневматических машин ударного действи

Publications (2)

Publication Number Publication Date
JPS53108606A JPS53108606A (en) 1978-09-21
JPS5745843B2 true JPS5745843B2 (xx) 1982-09-30

Family

ID=20690943

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15757377A Granted JPS53108606A (en) 1977-01-04 1977-12-28 Manually operated pneumatic impact tool

Country Status (8)

Country Link
JP (1) JPS53108606A (xx)
AT (1) AT361417B (xx)
CS (1) CS210321B1 (xx)
DD (1) DD135589A1 (xx)
DE (1) DE2758621C2 (xx)
FR (1) FR2375959A1 (xx)
SE (1) SE428895B (xx)
SU (1) SU745670A1 (xx)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4720353U (xx) * 1971-02-12 1972-11-07

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE225920C (xx) *
FR583873A (fr) * 1923-08-07 1925-01-23 Marteau pneumatique à river, buriner, etc.
US1665046A (en) * 1924-10-29 1928-04-03 Ralph H Tucker Pneumatic hammer
US2070299A (en) * 1934-05-16 1937-02-09 Chicago Pneumatic Tool Co Valve for percussive tools
US2887989A (en) * 1958-07-03 1959-05-26 Richard O Dulaney Pneumatic rotary drill hammer
US3453657A (en) * 1967-04-17 1969-07-01 Maston C Bolton Fluid actuated percussion tool
CA956297A (en) * 1969-02-26 1974-10-15 Institut Gornogo Dela Sibirskogo Otdelenia Akademii Nauk Sssr Pneumatic percussion device for making holes in the ground by packing the latter
RO74260A (ro) * 1974-04-25 1980-10-30 Oy Tampella Ab,Fi Perforator percutant actionat cu lichid sub presiune

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4720353U (xx) * 1971-02-12 1972-11-07

Also Published As

Publication number Publication date
ATA941077A (de) 1980-07-15
DE2758621A1 (de) 1978-07-13
SE428895B (sv) 1983-08-01
FR2375959B1 (xx) 1980-10-17
DE2758621C2 (de) 1982-04-01
SE7714910L (sv) 1978-07-05
FR2375959A1 (fr) 1978-07-28
AT361417B (de) 1981-03-10
CS210321B1 (en) 1982-01-29
SU745670A1 (ru) 1980-07-07
DD135589A1 (de) 1979-05-16
JPS53108606A (en) 1978-09-21

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