Electric heating – Heating devices – Tool or instrument
Patent
1974-05-09
1976-06-15
Bartis, A.
Electric heating
Heating devices
Tool or instrument
219236, 219238, 228 20, 228 53, 228 54, B23K 302, H05B 100
Patent
active
039638979
ABSTRACT:
A solder removing bit for use in melting solder by heat of the bit and for removing the solder by suction includes an elongated suction pipe having a suction bore extending therethrough with the pipe having an open end serving as an inlet to the bore. A tubular metallic bit surrounds the open end portion of the pipe and a tubular electric heater surrounds the bit. The end of the heater is spaced from the end of the bit to define a work contacting end portion on the bit. The end portion of the bit is provided with a coating of fused silica or porcelain enamel to render the end portion of the bit electrically insulative.
REFERENCES:
patent: 3392897 (1968-07-01), Siegel
patent: 3435188 (1969-03-01), Collard
Wakita Katumasa
Yoshida Mitunari
Yunoki Issei
Bartis A.
Stanley Electric Co. Ltd.
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