发明名称 |
VACUUM PUMP/ AIR AND GAS COMPRESSOR |
摘要 |
A pump housing for a pump/compressor includes a front portion and a back portion. The front portion includes an opening forming a motor bearing pocket for seating a motor bearing and through which a motor shaft extends towards the back portion, at least one vent hole radially outwardly spaced from the opening for cooling, and a protrusion extending outward from the front portion, wherein the protrusion is configured to locate a motor housing. A pump/compressor includes the described pump housing and a motor. The front portion of the pump housing is configured as a motor endbell, such that the motor does not include a separate front endbell. The pump/compressor further may include a piston assembly having an integral piston and connecting rod member operable within the pump/compressor. Exhaust air is directed through valve porting in the piston and out of a bottom of the connecting rod. |
申请公布号 |
US2014227115(A1) |
申请公布日期 |
2014.08.14 |
申请号 |
US201414176376 |
申请日期 |
2014.02.10 |
申请人 |
Parker-Hannifin Corporation |
发明人 |
Ranker Peter Michael;Hall Brett Alan |
分类号 |
F04B39/12 |
主分类号 |
F04B39/12 |
代理机构 |
|
代理人 |
|
主权项 |
1. A pump housing comprising:
a front portion and a back portion, wherein the front portion comprises: an opening forming a motor bearing pocket for seating a motor bearing and through which a motor shaft extends towards the back portion; at least one vent hole radially outwardly spaced from the opening for cooling; and a protrusion extending outward from the front portion, wherein the protrusion is configured to locate a motor housing. |
地址 |
Cleveland OH US |