Invention Grant
- Patent Title: Pneumatic lift with unidirectional valve
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Application No.: US12577802Application Date: 2009-10-13
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Publication No.: US08413277B2Publication Date: 2013-04-09
- Inventor: David T. Davis , Edward A. Gilchrest, Jr. , Matthew L. Prancuk
- Applicant: David T. Davis , Edward A. Gilchrest, Jr. , Matthew L. Prancuk
- Applicant Address: US PA Bethlehem
- Assignee: Woodlark Circle, Inc.
- Current Assignee: Woodlark Circle, Inc.
- Current Assignee Address: US PA Bethlehem
- Agency: Duane Morris LLP
- Main IPC: A47C27/10
- IPC: A47C27/10 ; A47C16/00 ; A47B7/00 ; F16K15/00 ; F16K17/00 ; F16K21/04
Abstract:
A pneumatic lift including inflatable mattresses stacked one atop another and arranged in air flow communication with one another, but with each being independently deflatable.
Public/Granted literature
- US20110083280A1 Pneumatic Lift With Unidirectional Valve Public/Granted day:2011-04-14
Information query
