Electric incandescent lamp having a looped filament support memb

Details Electric incandescent lamp having a looped filament support memb Electric incandescent lamp having a looped filament support memb

1990-10-09

1992-01-07

Yusko, Donald J.

Electric lamp and discharge devices

With support and/or spacing structure for electrode and/or...

For filament

313313, 313274, H01K 118

Patent

active

050794752

ABSTRACT:
A coiled-coil incandescent body (5) of an electric incandescent lamp has a single coil intermediate portion (12) extending axially in the lamp vessel (1) and surrounded by a support member (20). The support member comprises an open ring (21) with ends (22, 23) defining a gap (24). Portions (25, 26) of these ends (22, 23) extend towards the axis (2) and have bent end portions (27, 28) which are inserted into secondary turns (13, 14) of the incandescent body (5). The support member (20) cannot be shifted along the incandescent body (5).

REFERENCES:
patent: 3195000 (1965-07-01), Reidenbach
patent: 3225247 (1965-12-01), Audesse et al.
patent: 3286116 (1966-11-01), Malm
patent: 4179636 (1979-12-01), Janssen

Affiliated with

Also associated with

Rating

Electric incandescent lamp having a looped filament support memb does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Electric incandescent lamp having a looped filament support memb, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electric incandescent lamp having a looped filament support memb will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-824367