F - Mech Eng,Light,Heat,Weapons – 24 – C
Patent
F - Mech Eng,Light,Heat,Weapons
24
C
126/87
F24C 3/00 (2006.01) E04D 13/147 (2006.01) F23L 17/04 (2006.01)
Patent
CA 1285191
FURNACE ROOF JACK WITH PIVOTING FLASHING PLATE Abstract of the Disclosure A furnace roof jack is provided with a pivoting flashing plate which can be attached to pitched roofs having various pitch angles. The roof jack includes an elongated generally cylindrical tube. An enlarged portion of the tube has a generally spherical outer surface. A flashing plate is provided with a hole having a diameter approximately the same as the diameter of the spherical surface. The flashing plate is pivotally attached to the tube on an axis which extends perpendicularly to the axis of the tube along a diameter of the spherical surface.
588061
Baker Harold C.
Evcon Industries Inc.
LandOfFree
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