Combustion – Burner head or igniter removably secured to fuel tank by... – Burner head on tank and igniter on frame or casing
Patent
1991-02-20
1992-09-08
Yeung, James C.
Combustion
Burner head or igniter removably secured to fuel tank by...
Burner head on tank and igniter on frame or casing
431254, 431344, F23Q 200
Patent
active
051453576
ABSTRACT:
A plastic lighter is disclosed having an improved control valve, gas nozzle, and pressing plate. Two opposite sub-walls are provided in the gas reservoir to form a capillary groove to enable a liquid gas to flow upwards by means of capillary effect. The gas control valve has a section of outer threads in a lower part, a seal ring mounted around a neck portion, and disc portion on an upper part. The disc portion has a ratchet gear to carry out the flame adjustment. The gas control valve has a cylindrical hole for receiving a gas nozzle to control the flow of gas. A leaf spring made of plastic material to be molded integrally with the pressing plate and extends into a cylindrical reservoir beside that flint base so as to bias the pressing plate to push the gas nozzle downwards in order to close the gas nozzle.
REFERENCES:
patent: 3895904 (1975-07-01), Kimball
patent: 3895905 (1975-07-01), Nissen
patent: 4859174 (1989-08-01), Zellweger et al.
patent: 4929174 (1990-05-01), Wang
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