Apparatus and method for protecting, installing and removing mercury-vapor lamps

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5094641
SERIAL NO

07561540

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An apparatus and method is provided for protecting, installing and removing a fragile device having a screw threaded mounting end. The apparatus includes a housing surrounding the fragile device having an open end with a screw threaded portion which is threaded in a direction opposite to the screw thread mounting end of the fragile device. An end ferrule is attached to the mounting end of the fragile device and has a screw thread portion adapted to threadingly engage the screw thread portion of the open end of the housing. The method is practiced by inserting the fragile device into the screw threaded open end of the housing and threadingly engaging the ferrule with the housing in a first direction to a desired level of torque. The screw threaded mount of the fragile device is then threadingly engaged in a screw threaded mounting hole by turning the housing in the same direction until the fragile device and the ferrule seats. The housing is then removed from the fragile device by continuing to turn the housing in the same direction until the housing is threadingly disengaged from the ferrule.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
ULTRATECH STEPPER EAST INC7 STATTUCK ROAD ANDOVER MA 01801
ULTRATECH STEPPER INC3050 ZANKER ROAD SAN JOSE CA 95134

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Allegretto, Robert S Burlington, MA 1 0
McCleary, Roger W Salem, NH 2 21

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