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:
Mar. 18, 2003
Filed:
Sep. 09, 1998
Raymond H. Jensen, Wayne, PA (US);
Anvil International, Inc., Portsmouth, NH (US);
Abstract
Fire sprinkler apparatus ( ) for use with a drop ceiling ( ) of suspended tile ( ) or sheetrock having a branch or run pipe ( ), and a sprinkler head ( ) connected to said branch or run pipe ( ) by a drop nipple-reducing coupling assembly ( ) which comprises a drop nipple ( ), a reducing coupling ( ) mounted on the bottom end ( ) of the drop nipple ( ), a weld ( ) joining the upper end ( ) of the reducing coupling ( ) to the bottom end ( ) of the drop nipple ( ) with the outer circumference of the reducing coupling ( ) being the same size as the outer circumference of the drop nipple ( ), and an escutcheon fitting ( ) which slides over the drop nipple-reducing coupling assembly ( ) for a predetermined distance until it is flush with the bottom surface of the tile ( ).