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:
Feb. 19, 1991
Filed:
Oct. 02, 1989
Applicant:
Inventors:
David C Dolan, Seattle, WA (US);
Jimmie L Grimes, Maryland, MO (US);
David C Broman, Seattle, WA (US);
Kwan-Ho Bae, Lynnwood, WA (US);
Assignee:
The Boeing Company, Seattle, WA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B64C / ; G05B / ;
U.S. Cl.
CPC ...
318480 ; 70DI / ; 2441295 ; 292D / ; 340542 ; 340555 ; 340565 ;
Abstract
A system for automatically locking a lavatory door on an aircraft from a remote location comprises means for activating the system, means for sensing the presence of a person in the lavatory, means for locking the lavatory when it is unoccupied and means for selectively overriding the system to allow entry by authorized personnel.