U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Quotables

"If you build a better mousetrap, you will catch better mice."

George Gobel

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 29/890.146 - Trap making


Subclass of Class 29 - Metal working
Definition: Process wherein the manufactured article is especially useful
No. of patents: 3
Last issue date: 04/25/1989


NumberTitleIssue Date
4823583Particulate trap
There is provided a particulate trap for reducing the amount of particulates emanating from the exhaust of an internal combustion engine. The device utilizes a wound or accordion folded corrugated metal strip. The corrugations are characterized by a plura...
04/25/1989
4458505Suction line accumulator
A suction accumulator for air conditioning systems and the like consists of a tubular casing with brazed end caps, one of which has inlet and outlet fittings therein which support both ends of a U-shaped conduit within the casing. Inlet and outlet apertur...
07/10/1984
4078289Method for forming a long-life thermal crack resistant trap
A method for forming a long-life gas trap comprises basically (a) machining an elongated solid element in a cruciform cross-sectional shape from mill stock for forming a housing with four arms, (b) machining each arm to a square cross-section with four fl...
03/14/1978
 
Sign InRegister
Username  
Password   
forgot password?