Animal husbandry – Confining or housing – Often portable – small capacity – roofed housing structure
Patent
1997-10-07
2000-01-18
Joyce, Harold
Animal husbandry
Confining or housing
Often portable, small capacity, roofed housing structure
119500, F24F 3044
Patent
active
060149493
ABSTRACT:
A precondition air delivery system for dog houses usable in a house window for flowing air from a human's house to a dog house comprising a port in the window of the human house with tubing connecting the port to the dog house; a damper on the intake side of the port to regulate the amount of air flow from the house; an electric fan attached to the exhaust side of the port to cause air to flow from the human house through the damper, through the port, through the tubing, and into the dog house; a cam attached to the damper enabling a microswitch to engage the electric fan when the damper is adjusted to regulate the amount of air flow from the human house to the dog house; a bug screen attached to the damper to prevent bugs from freely moving through the tubing from the dog house to the human house.
REFERENCES:
patent: 3962994 (1976-06-01), Petrucciani
patent: 4021975 (1977-05-01), Calkines
patent: 5809936 (1998-09-01), Wall
Ball Daniel
Buskop Wendy K.
Joyce Harold
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