1989-03-22
1990-01-30
Joyce, Harold
553854, 55502, 55504, 98 52, B60H 306
Patent
active
048965901
ABSTRACT:
The invention is directed to a venting device for admitting air into an enclosed container such as a railway car during discharge of material from the container. The device includes a securing member having an interlock for releasably retaining a replaceable filter member that is adapted to admit air into the container. The mounting member is adapted for mounting in an opening in the container member. A securing member has a one way interlook with the mounting member which may be overridden for disassembly and a releasable interlock with the filter member.
REFERENCES:
patent: 1108094 (1914-08-01), Ferguson
patent: 3611905 (1971-10-01), Brinks
patent: 3834577 (1974-09-01), Tempero
patent: 3892169 (1975-07-01), Jarnot
patent: 4441404 (1984-04-01), Simon
patent: 4537119 (1985-08-01), Jarnot
patent: 4594082 (1986-06-01), Catherwood, Sr.
patent: 4675034 (1987-06-01), Lynch et al.
Joyce Harold
Pullman Leasing Company
LandOfFree
Railroad hopper car vent does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Railroad hopper car vent, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Railroad hopper car vent will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1918246