GB334108A - Improvements in, or relating to, percussive tools - Google Patents

Improvements in, or relating to, percussive tools

Info

Publication number
GB334108A
GB334108A GB3192529A GB3192529A GB334108A GB 334108 A GB334108 A GB 334108A GB 3192529 A GB3192529 A GB 3192529A GB 3192529 A GB3192529 A GB 3192529A GB 334108 A GB334108 A GB 334108A
Authority
GB
United Kingdom
Prior art keywords
relating
percussive tools
rayner
valve
percussive
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
GB3192529A
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.)
PERCY THORPE RAYNER
Original Assignee
PERCY THORPE RAYNER
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 PERCY THORPE RAYNER filed Critical PERCY THORPE RAYNER
Priority to GB3192529A priority Critical patent/GB334108A/en
Publication of GB334108A publication Critical patent/GB334108A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B11/00—Reciprocating-piston machines or engines without rotary main shaft, e.g. of free-piston type
    • F01B11/04—Engines combined with reciprocatory driven devices, e.g. hammers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)

Abstract

334,108. Rayner, G. H. T., and Rayner, P. T. Oct. 21, 1929. Addition to 331,081. Percussive tools.-In a tool of the kind comprised in the parent Specification, the auxiliary valve k is of such a kind as to allow free passage of air around its shank, which is made, for example of triangular cross-section, with recesses k<2>. Figs. 5 and 6 illustrate a modified form of valve.
GB3192529A 1929-10-21 1929-10-21 Improvements in, or relating to, percussive tools Expired GB334108A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3192529A GB334108A (en) 1929-10-21 1929-10-21 Improvements in, or relating to, percussive tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3192529A GB334108A (en) 1929-10-21 1929-10-21 Improvements in, or relating to, percussive tools

Publications (1)

Publication Number Publication Date
GB334108A true GB334108A (en) 1930-08-28

Family

ID=10330430

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3192529A Expired GB334108A (en) 1929-10-21 1929-10-21 Improvements in, or relating to, percussive tools

Country Status (1)

Country Link
GB (1) GB334108A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406068A1 (en) * 1977-10-17 1979-05-11 Atlas Copco Ab ENERGY CONTROL DEVICE SUPPLIED BY PNEUMATIC MOTORS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406068A1 (en) * 1977-10-17 1979-05-11 Atlas Copco Ab ENERGY CONTROL DEVICE SUPPLIED BY PNEUMATIC MOTORS
US4305473A (en) * 1977-10-17 1981-12-15 Atlas Copco Aktiebolag Power control device for pneumatic motors

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