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

Clothes dryer for use with forced air heating system

Patent 4873773 Issued on October 17, 1989. Estimated Expiration Date: Icon_subject May 2, 2008. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3417481

3449838

Inventor

Assignee

Application

No. 189021 filed on 05/02/1988

US Classes:

34/90, Combined34/622Portable or collapsible

Examiners

Primary: Bennett, Henry

Attorney, Agent or Firm

Foreign Patent References

  • 1169238 FR 12/13/2012

International Class

F26B 019/00

Abstract

A portable clothes dryer comprises a bag having minute passages for outflow of air, preferably such that the bag assumes an inflated condition when hot air is introduced to the bag, a hot intake duct having an end connectable to a hot air register and another end connected to the bag for introduction of pressurized hot air into the bag, the bag being closable so that air outflow is substantially through the minute passages. The minute passages are defined by side walls formed of porous woven fabric with slightly spaced threads, or by minute passages about zipper structure and seams, the structure including horizontally spaced bars within the bag provide for suspending the bag in upright position. The hot air duct may have a length at least as great as the height of the bag, thus to be connectable to registers at a variety of locations. External uprights connected to the horizontal bars may be utilized for suspending the bag. The hot air duct may have a tubular frame with a transverse mounting plate engagable with an external face of a hot air register.

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