The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 03, 2005
Filed:
Jan. 25, 2002
William Blyshak, Milan, IN (US);
Greg Figel, Mason, OH (US);
Gary S. Siegle, Cincinnati, OH (US);
Jon Tekulve, Milan, IN (US);
Mark Haufler, Cincinnati, OH (US);
Paul Weil, Lawrenceburg, IN (US);
Stephen R. Schulte, Harrison, OH (US);
David C. Newkirk, Lawrenceburg, IN (US);
David W. Hornbach, Brookville, IN (US);
Richard L. Borders, Cincinnati, OH (US);
William Blyshak, Milan, IN (US);
Greg Figel, Mason, OH (US);
Gary S. Siegle, Cincinnati, OH (US);
Jon Tekulve, Milan, IN (US);
Mark Haufler, Cincinnati, OH (US);
Paul Weil, Lawrenceburg, IN (US);
Stephen R. Schulte, Harrison, OH (US);
David C. Newkirk, Lawrenceburg, IN (US);
David W. Hornbach, Brookville, IN (US);
Richard L. Borders, Cincinnati, OH (US);
Hill-Rom Services, Inc., Wilmington, DE (US);
Abstract
A patient support is provided comprising a support surface, a base, and a lift assembly positioned to support the support surface above the base. The lift assembly includes an actuator configured to adjust the height of the support surface. The actuator includes a housing formed to include first and second cylinders. The actuator further includes a first piston positioned in the first cylinder and a second piston positioned in the second cylinder. The first piston includes a first fluid passage therein. The second piston includes a second fluid passage therein.