Title:
Pneumatic tool
United States Patent 2955573


Inventors:
Feucht, Jacob E.
Application Number:
US71369458A
Publication Date:
10/11/1960
Filing Date:
02/06/1958
Assignee:
WESTINGHOUSE AIR BRAKE CO
Primary Class:
Other Classes:
91/281, 92/85R, 173/138, 173/169, 173/210
International Classes:
B25D9/08
View Patent Images:
US Patent References:
2738769Rock drilling apparatus1956-03-20
2672129Chipping hammer1954-03-16
2554568Clay digger1951-05-29
2500669Refrigerating apparatus1950-03-14
2337351Percussive tool1943-12-21
2219816Motor1940-10-29
1846804Fluid actuated percussive tool1932-02-23
1787178Tool-retaining coupling1930-12-30
1481643Percussive-tool front-end construction1924-01-22
1391629N/A1921-09-20