GB354807A - Improvements in, or relating to, percussive tools - Google Patents

Improvements in, or relating to, percussive tools

Info

Publication number
GB354807A
GB354807A GB1208430A GB1208430A GB354807A GB 354807 A GB354807 A GB 354807A GB 1208430 A GB1208430 A GB 1208430A GB 1208430 A GB1208430 A GB 1208430A GB 354807 A GB354807 A GB 354807A
Authority
GB
United Kingdom
Prior art keywords
valve
percussive
relating
rayner
road
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
GB1208430A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1208430A priority Critical patent/GB354807A/en
Publication of GB354807A publication Critical patent/GB354807A/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

Abstract

354,807. Percussive tools. RAYNER, G. H. T., 14, Broomhall Road, and RAYNER, P., 37, Ashland Road, both in Sheffield. April 16, 1930, No. 12084. [Class 124.] In a percussive tool in which air supply to the forward end of the cylinder is interrupted if the tool is withdrawn, the end of the valve spring j<1> is made solid to function as the valve j<2>. A piece k, the head of which engages a recess in the face of the valve, has guide arms shaped to allow a free air passage through the space k<2>.
GB1208430A 1930-04-16 1930-04-16 Improvements in, or relating to, percussive tools Expired GB354807A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1208430A GB354807A (en) 1930-04-16 1930-04-16 Improvements in, or relating to, percussive tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1208430A GB354807A (en) 1930-04-16 1930-04-16 Improvements in, or relating to, percussive tools

Publications (1)

Publication Number Publication Date
GB354807A true GB354807A (en) 1931-08-17

Family

ID=9998113

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1208430A Expired GB354807A (en) 1930-04-16 1930-04-16 Improvements in, or relating to, percussive tools

Country Status (1)

Country Link
GB (1) GB354807A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2654875A1 (en) * 1976-12-03 1978-06-08 Hausherr & Soehne Maschf DEVICE FOR AUTOMATICALLY STOPPING A PRESSURIZED IMPACT DEVICE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2654875A1 (en) * 1976-12-03 1978-06-08 Hausherr & Soehne Maschf DEVICE FOR AUTOMATICALLY STOPPING A PRESSURIZED IMPACT DEVICE

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