GB190820249A - Improvements in Pneumatic Scaling Hammers. - Google Patents

Improvements in Pneumatic Scaling Hammers.

Info

Publication number
GB190820249A
GB190820249A GB190820249DA GB190820249A GB 190820249 A GB190820249 A GB 190820249A GB 190820249D A GB190820249D A GB 190820249DA GB 190820249 A GB190820249 A GB 190820249A
Authority
GB
United Kingdom
Prior art keywords
pneumatic
hammers
piston
scaling hammers
pneumatic scaling
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
Inventor
James Augustine Duff
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
Application granted granted Critical
Publication of GB190820249A publication Critical patent/GB190820249A/en
Expired legal-status Critical Current

Links

Landscapes

  • Percussive Tools And Related Accessories (AREA)

Abstract

20,249. Duff, J. A. Sept. 26. Drawings to Specification. Percussive tools.-In a pneumatic hammer indentations are formed in the external surface of the piston, against which the pressure fluid impinges to rotate the piston.
GB190820249D 1908-09-26 1908-09-26 Improvements in Pneumatic Scaling Hammers. Expired GB190820249A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190820249T 1908-09-26

Publications (1)

Publication Number Publication Date
GB190820249A true GB190820249A (en) 1909-04-01

Family

ID=32438790

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190820249D Expired GB190820249A (en) 1908-09-26 1908-09-26 Improvements in Pneumatic Scaling Hammers.

Country Status (1)

Country Link
GB (1) GB190820249A (en)

Similar Documents

Publication Publication Date Title
GB190820249A (en) Improvements in Pneumatic Scaling Hammers.
GB112786A (en) Improvements in or relating to Pneumatic Percussive Tools.
GB191007445A (en) Improvements in or relating to Fluid Pressure Hammers and the like.
CA123040A (en) Fluid operated tool
GB190906095A (en) A Two Cylinder Pneumatic Hammer.
CA116499A (en) Brace for fluid pressure operated tools
GB190713902A (en) Improvements in or relating to Pneumatic Hammers and similar Tools.
GB190605247A (en) Improvements in Pneumatic Percussive Hammers or Hand Tools.
GB191007325A (en) An Improved Percussive Hand-supported and Hand-guided Hammer.
GB190806094A (en) Improvements in or relating to Rock Drills or other Percussion Tools.
GB190624936A (en) Improvements relating to Rock Drills, and other Percussive Tools.
AU1246508A (en) Improvements in hammer drills
AU1246408A (en) Improvements in hammer drills
CA116647A (en) Pneumatic hammer and drill bit
CA121227A (en) Hammer drill
CA121229A (en) Hammer drill
CA121228A (en) Hammer drill
GB190613950A (en) Improvements in or relating to Fluid Pressure Tools.
ES41334A1 (en) Improvements in pneumatic hammers and other similar machines and tools that work by fluid pressure.
AU1246408B (en) Improvements in hammer drills
AU1246508B (en) Improvements in hammer drills
AU1246608B (en) Improvements in hammer drills
GB190919160A (en) Improvements in Hammers Operated by Fluid Pressure.
AU1246708A (en) Improvements in brace attachments for pressure fluid operated tools
GB190902211A (en) Improvements in and relating to Pneumatic Hand Hammers.