Weather cap for upstanding exhaust pipes
OwnerW. George Derkachinventor
Life of this patent
Estimating the term…
Abstract
A weather cap for upstanding exhaust pipes for gasoline and diesel engines and the like having an improved mechanism for securing the cap to the pipe. The mechanism comprises an elongated post to extend from the upper edge of the exhaust pipe into the pipe, with a resilient strip spring secured to the post so that the strip string bears against the interior of the pipe thereby securing the cap in position on the pipe.
Claims11
In a weather cap for upstanding exhaust pipes for gasoline and diesel engines and the like, the cap comprising a frame to be secured to the upper end of the exhaust pipe, a flap and a counterweight means pivotally secured to the frame by a normally horizontally oriented pivot, the flap and the counterweight means being positioned on opposite sides of the pivot, the improvement characterized by the frame comprising an elongated post to extend into the open upper end of the pipe, the upper end of the post protruding therefrom, the pivot being located in the upper end of the post, a resilient strip spring secured to the post below its upper end, the strip spring to bear against the interior of the pipe and thereby secure the cap in position with respect to the pipe.
In a weather cap for upstanding exhaust pipes for gasoline and diesel engines and the like, the cap comprising a frame to be secured to the upper end of the exhaust pipe, a flap and a counterweight means pivotally secured to the frame by a normally horizontally oriented pivot, the flap and the counterweight means being positioned on opposite sides of the pivot, the improvement characterized by the frame comprising an elongated post to extend into the open upper end of the pipe, the upper end of the post overhanging the open end of the pipe when in position, the upper end of the post protruding therefrom, the pivot being located in the upper end of the post, a resilient strip spring centrally secured to the lower end of the post to bear against the interior of the pipe and thereby secure the cap in position with respect to the pipe.
Dependencies are inferred from the claim text.