Electric heating – Heating devices – With heater-unit housing – casing – or support means
Patent
1988-02-08
1989-08-08
Ball, Michael W.
Electric heating
Heating devices
With heater-unit housing, casing, or support means
1563042, 1563043, 219544, 285 21, H05B 358
Patent
active
048555746
ABSTRACT:
Welding sleeve comprising electrically conductive material embedded in the thermoplastic material of the wall of said sleeve.
In a sleeve at least two connecting means are present which each comprise at least two metal parts which can cooperate in clamping contact with the electrically conductive material.
One metal part is inserted from the inside of the sleeve and one part from the outside; appropriate coaxial bores being present to allow passage of a pin on the lower part and the body of the upper part.
Upon mounting the upper part and lower part are connected with use of a force; the electrically conductive material is clampingly contacted.
The invention also relates to a method for forming a welding sleeve according to the invention and to an equipment for use in carrying out such a method.
REFERENCES:
patent: 3597591 (1971-08-01), Van Derlip
patent: 3798419 (1974-03-01), Maake
patent: 3808573 (1974-04-01), Cappell
patent: 3943334 (1976-03-01), Sturm
patent: 4313053 (1982-01-01), Sturm
patent: 4634844 (1987-01-01), Lodder et al.
patent: 4727242 (1988-02-01), Barfield
Koopman Roelof
Lodder Bernard
Visscher Jan
Ball Michael W.
Maki Steven D.
Theibault A. Robert
WAVIN bv
LandOfFree
Welding sleeve with connecting means having an upper and lower p does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Welding sleeve with connecting means having an upper and lower p, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Welding sleeve with connecting means having an upper and lower p will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-907640