Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Patent
1988-03-31
1989-06-27
Goldberg, E. A.
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
219358, 2504922, F24H 300, H05B 100
Patent
active
048432164
ABSTRACT:
An infra-red rework station is provided to enable a spot of infra-red energy of controllable size and uniform intensity to be projected onto a component or components requiring rework. The rework station includes a work table including a backheat table upon which the component or components requiring rework are placed, a column which holds in place a lamp/lens unit for projecting a spot of infra-red energy onto the component or components requiring rework, a control unit for controlling the timing and intensity of the projected spot, a backheat control module for controlling the temperature of the backheat table and an external footswitch. Lamp/lens unit includes a lamp housing housing an infra-red lamp, an aperture ring for adjusting an internal iris and a lens housing focussing lenses.
REFERENCES:
patent: 3959660 (1976-05-01), Tolliver
patent: 4581520 (1986-04-01), Vu et al.
patent: 4707609 (1987-11-01), Shimamura
patent: 4755654 (1988-07-01), Crowley et al.
Gibbs Roger H.
Lowrie David J.
Goldberg E. A.
Lateef M. M.
PDR Microelectronics Limited
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