发明授权
- 专利标题: Universal blower
- 专利标题(中): 通用鼓风机
-
申请号: US918456申请日: 1986-10-14
-
公开(公告)号: US4902199A公开(公告)日: 1990-02-20
- 发明人: Russell McDonald , John A. Wargo , Glenn M. Herbert , Kenneth P. Moore , John D. Gramlich
- 申请人: Russell McDonald , John A. Wargo , Glenn M. Herbert , Kenneth P. Moore , John D. Gramlich
- 申请人地址: CT Stamford
- 专利权人: Xerox Corporation
- 当前专利权人: Xerox Corporation
- 当前专利权人地址: CT Stamford
- 主分类号: F04D25/16
- IPC分类号: F04D25/16
摘要:
A multifunction blower in which a common housing is employed to both increase and decrease the pressure of incoming air in separate chambers thereof. The increase and decrease in air pressure is adjustable by changing the impellers of the pressure and vacuum assemblies used therein.
公开/授权文献
- US5900381A Opaque silica composition 公开/授权日:1999-05-04
信息查询