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. 23, 1978
Filed:
Mar. 25, 1977
Applicant:
Inventor:
John B Chaplin, Covington, LA (US);
Assignee:
Textron Inc., Providence, RI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63B / ;
U.S. Cl.
CPC ...
114 / ; 180122 ; 180128 ;
Abstract
In a surface effect ship of the type having at least two relatively spaced wall-like stationary structures extending longitudinally beneath the main body of the ship into and below the water line of the ship to partially confine thereunder the ship support air cushion, and a seal device of the inflatable bag type extending laterally between the stationary structures to assist in sealing the air cushion beneath the ship; the seal bag being apertured through its opposite end wall portions to permit egress of air therethrough so as to lubricate movements of the end wall portions relative to the stationary structures.