Richard G Naedel

US Patent:

55702708, Oct 29, 1996

Filed:

Jun 3, 1994

Appl. No.:

8/253910

Inventors:

Richard G. Naedel - Rockville MD
David B. Harris - Columbia MD
Mark Uehling - Bowie MD

Assignee:

Pulse Electronics, Inc. - Rockville MD

International Classification:

H05K 720
H05K 702
F28D 2100

US Classification:

361687

Abstract:

A computer and a chassis construction for a computer for severe environmental conditions enclosing a plurality of circuit cards and a power supply includes a sealed, airtight, watertight, metal enclosure having a plurality of integrally joined walls, a first of the plurality of walls having a removable plate for access to the printed circuit cards and the power supply accommodated in the enclosure. The computer for use in a severe environment includes a plurality of printed circuit boards and a power supply and a metal enclosure having a plurality of walls, a top cover and a bottom plate, the enclosure being integrally formed to form an airtight seal along abutting edges thereof. One of the walls has a removable plate and the enclosure is formed of metal. A mechanism is provided for preventing ingress of foreign substances in the enclosure. The mechanism includes a device for shielding the interior of the enclosure from electromagnetic interference (EMI).

US Patent:

53093151, May 3, 1994

Filed:

Aug 9, 1991

Appl. No.:

7/743509

Inventors:

Richard G. Naedel - Rockville MD
Francis J. Bogdan - Baltimore MD
Michael Richardson - Annapolis MD
Keith Rosenberger - Baltimore MD

Assignee:

Pulse Embedded Computer Systems, Inc. - Greenbelt MD

International Classification:

H05K 720
H05K 900

US Classification:

361704

Abstract:

A computer chassis construction for severe environmental conditions enclosing a plurality of circuit cards and a power supply includes a top cover, bottom cover, a pair of side plates and a pair of end plates secured together to form an airtight seal along all abutting edges. A backplane is fixed adjacent the bottom cover mounts a plurality of connectors for electrical connection with mating connectors along a first edge of each of a plurality of circuit cards. Mounting grooves for receiving second, third and fourth edges of each of the plurality of circuit cards are provided to rigidify the assembly. An internal partition separates the plurality of circuit cards from the power supply and the latter is also rigidly secured within the chassis. Integral cooling is provided for both the circuit cards and power supply.

Address:

1422 King Sago Ct, Naples, FL 34119

Phone:

239 594-0485

VIN:

3GYFNAEY8BS601100

Make:

CADILLAC

Model:

SRX

Year:

2011