Sealed contact bushings

Details Sealed contact bushings Sealed contact bushings

2006-04-04

2006-04-04

Jones, Deborah (Department: 1775)

Stock material or miscellaneous articles

Composite

Of inorganic material

C428S426000, C501S041000, C501S123000, C501S152000, C423S305000, C524S494000

Reexamination Certificate

active

07022423

ABSTRACT:
According to the invention, the inventive sealed contact bushings for plastic components consist of a glass/plastic compound based on a thermoplastic, which contains a low-melting sulphophosphate glass with the following composition: 4 to 10% Li2O, 40 to 10% Na2O 4 to 8% K2O, 1 to 2 % CaO, 35 to 37% ZnO, 0 to 3% La2O3, 19 to 22% P2O5and 19 to 22% SO3, in addition to a high-performance thermoplastic.

REFERENCES:
patent: 5043369 (1991-08-01), Bahn et al.
patent: 5328874 (1994-07-01), Beall et al.
patent: 0 365 236 (1990-04-01), None
patent: 0 773 196 (1997-05-01), None
patent: 10 101364 (1998-04-01), None
J. Komander, “Hart und Weich Nacheinander,”Kunststroffe, V. 88, 1998, p. 207-208.

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