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. 23, 2001
Filed:
Sep. 17, 1999
Applicant:
Inventors:
George R Seyfang, Preston, GB;
Christopher J Hunter, Preston, GB;
Assignee:
Bae Systems plc, Farnborough, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63B 3/544 ;
U.S. Cl.
CPC ...
B63B 3/544 ;
Abstract
A lift arrangement for conveying a load between two levels in a lift shaft, said lift arrangement comprising two platform means each mounted for movement within said lift shaft between one level and the other, each platform means being changeable between a load-carrying configuration in which it extends across a substantial extent of the lift shaft, and a bypass configuration in which it allows the other floor means to pass it when in a load carrying configuration.