Hydraulic transformers
United States Patent 2866415
US Patent References:
/0825950.html
- - 0825950
Double cylinder water pressure engine and piston pump actuated thereby
- - 2141731
Pumping apparatus
- - 2186968
Hydraulic pumping unit
- - 2528131
Hydraulic pressure transformer
- - 2579670
/0825950.html
- - 0825950
Double cylinder water pressure engine and piston pump actuated thereby
- - 2141731
Pumping apparatus
- - 2186968
Hydraulic pumping unit
- - 2528131
Hydraulic pressure transformer
- - 2579670
Inventors:
John, Bratt
Publication Date:
12/30/1958
View Patent Images:
Export Citation:
Assignee:
John, Bratt
Primary Class:
Other Classes:
91/286, 91/304, 91/191, 417/400, 91/178
International Classes:
F01L25/06; F04B9/117; F04B19/02; F15B3/00; F01L25/00; F04B9/00; F04B19/00
US Patent References:
| 2660955 | Hydraulic machine |