Harold E. McCullough
Bell Labs
6 Papers
58 Citations
Harold E. McCullough is an academic researcher from Bell Labs. The author has contributed to research in topics: Heating element & Optical fiber. The author has an hindex of 4, co-authored 6 publications.
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Papers
Patent
Optical fiber switch apparatus
Harold E. McCullough
- 24 Aug 1981
TL;DR: In this paper, a spherical bearing was used to tilt the disc about the axis of the first fiber to swing the free end of the second fiber into juxtaposition with the end of a selected second fiber.
26
Patent
Electrically heated anchor insertion tool
Harold E. McCullough
- 11 Jan 1977
TL;DR: In this article, a heating element is formed into an elongated tip specifically shaped to grasp a metallic insert which is then heated by conduction to a temperature suitable for melting the thermoplastic material.
16
Patent
Keying block extracting tool
James D. Karga,Harold E. McCullough +1 more
- 16 Nov 1981
TL;DR: In this paper, a keying pin seizing mechanism is retained on a mounting card (27) dimensioned to fit between the rails 17 and 18 of a guide frame normally holding a circuit board.
6
Patent
Electrical relay apparatus
Billy M. Everhart,Harold E. McCullough +1 more
- 21 Dec 1979
TL;DR: In this article, a contact spring (35) is bowed rather than angularly flexed by the armature (16) to bring the contacts (28, 38, 34, 39) into or out of engagement.
6
Patent
Terminal pin shorting switch apparatus
Harold E. McCullough
- 08 Nov 1984
TL;DR: In this paper, an insulating housing member is placed over a pair of adjacent terminal pins and secured to the backplane, and an electrical shorting spring member positioned within the housing member engages both terminal pins to electrically short one terminal pin to another.
4