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:
Dec. 07, 1993
Filed:
Dec. 06, 1991
James R Brazell, Charlottesville, VA (US);
Jamil I Lahham, Ruckersville, VA (US);
Sperry Marine Inc., Charlottesville, VA (US);
Abstract
A structureborne noise isolator employs a two axis system whereby a noise generating platform is coupled to an inner frame by a first pair of diametrically positioned noise isolators, the inner frame being coupled to an outer frame by a second pair of diametrically positioned noise isolators. At least one noise isolator comprising a coil spring shrink fitted at one end to an inner housing and at the other end to a cover. The inner housing is inserted into an outer housing with a damping compound between and potted to the inner and outer housings. Additional damping compound is bonded to the base of the outer housing separating the base of the outer housing from the base of the inner housing. The cover, having damping compound bonded thereto, is coupled to the outer housing. A hub, positioned adjacent to the damping compound on the cover, is coupled to the inner housing.