F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
158/60
F16K 3/34 (2006.01) F16K 5/02 (2006.01) F16K 5/10 (2006.01) G01J 9/02 (2006.01)
Patent
CA 1298773
TITLE OF THE INVENTION: FUEL CONTROL DEVICE, FUEL CONTROL SYSTEM USING THE DEVICE AND METHOD OF MAKING THE SAME ABSTRACT OF THE DISCLOSURE: A fuel control device, system using the device, and method of making the same are provided. The device comprises a housing having a passage therethrough for interconnecting a fuel source with a main burner, a throttle valve unit disposed in the passage for throttling fuel flow through the passage to the burner, and a selector operatively interconnected to the throttle valve unit to operate the same, the throttle valve unit comprising a pair of members, one of which is substantially stationary and the other of which is rotatable relative to the one member, the one member having a face and having an aperture interrupting the face thereof and passing therethrough, the other member having a face disposed in sliding engagement with the face of the one member for controlling the effective opening of the aperture for fuel flow therethrough, the selector being operatively interconnected to the other member to rotate the same relative to the one member and thereby control the flow of fuel through the passage, the other member having an opening interrupting the face thereof and being adapted to overlap the aperture in various positions therewith for controlling fuel flow therethrough, the other member comprising a plug valve member.
571671
Gowling Lafleur Henderson Llp
Robertshaw Controls Company
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