Title:
Multiple speed reciprocating hydraulic motors
United States Patent 2935852


Inventors:
Russell, James C.
Application Number:
US65316757A
Publication Date:
05/10/1960
Filing Date:
04/16/1957
Assignee:
Russell, James C.
Primary Class:
Other Classes:
66/1R, 91/186, 91/440, 91/464, 414/697
International Classes:
F15B11/024
View Patent Images:
US Patent References:
2699651Hydraulic drive for planers and the like1955-01-18
2628731Hydraulically operated tractor shovel1953-02-17
2597419Hydraulic servomotor and the like1952-05-20
2512119Auxiliary ship steering apparatus1950-06-20
2511883Differential cylinder-piston assembly1950-06-20
2497608Hydraulic circuits for machine tools1950-02-14
2267391Abrading machine1941-12-23
2157240Valve structure1939-05-09
2109392Hydraulically controlled dirt moving machine1938-02-22
2100445Trail builder1937-11-30
1843082Fluid drive for planers1932-01-26
1020176N/A1912-03-12
0446799N/A1891-02-17
Foreign References:
GB382244A1932-10-20
CH163951A1933-09-15