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:
Jan. 03, 2012
Filed:
Jul. 16, 2003
Applicant:
Andreas Csaba Szentistvany, Andover, GB;
Inventor:
Andreas Csaba Szentistvany, Andover, GB;
Assignee:
Stannah Stairlifts Limited, Andover, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66B 9/08 (2006.01); B66B 1/32 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention describes an over-speed governor () for a stairlift () which not only triggers upon the carriage () exceeding a pre-determined speed, but also triggers in the event the chair () departs from the horizontal by more than a predetermined angle. The speed determining function is preferably electronic and the governor operates in both directions without adaptation. Other aspects are described including a trip speed check facility.