1988-05-04
1989-04-18
Joyce, Harold
F23L 1702
Patent
active
048216291
ABSTRACT:
A dynamically balanced exhaust pipe cap which includes an elongated tubular member having an upper end defined by an upper edge lying in a plane extending an an acute angle to the longitudinal axis of the tubular member. A closure flap assembly is pivotally secured to the upper end of the tubular member and includes a closure plate having a pair of balancing plates which extend downwardly from the closure plate on opposite sides of the tubular member. A pair of wind vanes are secured to the two balancing plates.
REFERENCES:
patent: 2494016 (1950-01-01), Taylor
patent: 2508615 (1950-05-01), Lukes
patent: 2983216 (1961-05-01), Stade et al.
patent: 3363537 (1968-01-01), De Penning
patent: 3523499 (1970-08-01), Bauerschmidt
patent: 3788072 (1974-01-01), Burger
patent: 4495859 (1985-07-01), Janke et al.
patent: 4667582 (1987-05-01), Davison et al.
patent: 4727796 (1988-03-01), Derkach
patent: 4742766 (1988-05-01), Davison et al.
Davison Jerom G.
Hollingshead Gerald E.
LandOfFree
Dynamically balanced exhaust pipe cap does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Dynamically balanced exhaust pipe cap, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Dynamically balanced exhaust pipe cap will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2389950