Electric heating – Metal heating – Cutting or disintegrating
Patent
1991-12-23
1994-08-02
Evans, Geoffrey S.
Electric heating
Metal heating
Cutting or disintegrating
B23K 1122
Patent
active
053348125
ABSTRACT:
A syringe needle destructor consists of a housing with a multiple-electrode type needle destroying device in the housing and an elastic needle supporting frame disposed above the housing over the destroying device. The frame consists of a sliding face plate with a needle inserting hole and an elastic frame body. The housing is provided with an opening to contain a number of electrode members of the destroying device. Two snap holes are provided on two sides of the opening to install the elastic supporting frame. The opposite inner edges of the snap holes are provided with spring grooves to support two springs of the supporting frame respectively. The needle destroying device has at least two electrode members in the housing connected to the power source. Different electrode configurations are disclosed.
REFERENCES:
patent: 4628169 (1986-12-01), Ch'ing-Lung
patent: 4877934 (1989-10-01), Spinello
patent: 4961541 (1990-10-01), Hashimoto
patent: 4965426 (1990-10-01), Colombo
patent: 5076178 (1991-12-01), Kohl et al.
patent: 5091621 (1992-02-01), Butler
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