FR608789A - Improvement in shutters for rock drills - Google Patents

Improvement in shutters for rock drills

Info

Publication number
FR608789A
FR608789A FR608789DA FR608789A FR 608789 A FR608789 A FR 608789A FR 608789D A FR608789D A FR 608789DA FR 608789 A FR608789 A FR 608789A
Authority
FR
France
Prior art keywords
shutters
improvement
rock drills
drills
rock
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
Application number
Other languages
French (fr)
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Application granted granted Critical
Publication of FR608789A publication Critical patent/FR608789A/en
Expired 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K35/00—Means to prevent accidental or unauthorised actuation
    • F16K35/04—Means to prevent accidental or unauthorised actuation yieldingly resisting the actuation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Multiple-Way Valves (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
FR608789D 1925-05-28 1925-12-30 Improvement in shutters for rock drills Expired FR608789A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33321A US1578383A (en) 1925-05-28 1925-05-28 Throttle valve for rock drills

Publications (1)

Publication Number Publication Date
FR608789A true FR608789A (en) 1926-08-02

Family

ID=21869735

Family Applications (1)

Application Number Title Priority Date Filing Date
FR608789D Expired FR608789A (en) 1925-05-28 1925-12-30 Improvement in shutters for rock drills

Country Status (3)

Country Link
US (1) US1578383A (en)
FR (1) FR608789A (en)
GB (1) GB252663A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1001214B (en) * 1951-12-01 1957-01-24 Boehler & Co Ag Geb Inlet cock for compressed air drills and other compressed air devices

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2566885A (en) * 1944-02-18 1951-09-04 Parker Appliance Co Cylindrical valve
US2458873A (en) * 1944-05-29 1949-01-11 Parker Appliance Co Indexing mechanism for valves
US2438672A (en) * 1944-09-05 1948-03-30 Parker Appliance Co Valve indexing means
US2465720A (en) * 1947-05-24 1949-03-29 Allis Chalmers Mfg Co Lever detent mechanism
US4082095A (en) * 1975-10-09 1978-04-04 Barry Mendelson Stomach pump
US4253453A (en) * 1979-10-19 1981-03-03 Airco, Inc. Selector valve for anesthesia machine
FR2535436A1 (en) * 1982-10-29 1984-05-04 Petrolieres Sa Et Device for manoeuvring industrial taps
EP4008935A1 (en) * 2020-12-03 2022-06-08 TI Automotive Technology Center GmbH Rotary valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1001214B (en) * 1951-12-01 1957-01-24 Boehler & Co Ag Geb Inlet cock for compressed air drills and other compressed air devices

Also Published As

Publication number Publication date
GB252663A (en) 1926-09-09
US1578383A (en) 1926-03-30

Similar Documents

Publication Publication Date Title
FR608789A (en) Improvement in shutters for rock drills
FR663488A (en) Adjustable guide housing for rock drills
FR687791A (en) Advanced training in rotary drilling tools
FR30157E (en) Electro-magnetic drill bit
FR589688A (en) Improvements in underwater mines
FR670715A (en) Key enhancements
FR624602A (en) Rock Drill Improvements
FR588897A (en) Rock Drill Improvements
FR664001A (en) Rock Drill Improvements
FR694825A (en) Rock drilling machine improvements
FR595931A (en) Advanced drilling rigs
FR614869A (en) Shade improvement
FR608788A (en) Improvement in devices for greasing the shells of rock drills
FR662831A (en) Valve for rock drills
FR618242A (en) Rotary mechanism for rock drills
FR593775A (en) Improvement in seed drills
FR611207A (en) Improvements in transmission mechanisms
FR706384A (en) Winch enhancements for deep well drilling
FR607217A (en) Rock puncher
FR624060A (en) Drill guide
FR698570A (en) Wells development
FR709588A (en) Galle chain enhancements
FR627588A (en) Mudguards for underwater perforators
FR584180A (en) Improvements to coal cutters
FR629547A (en) Cutting torches improvements