Plunger seal apparatus and sealing method

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11988167
APP PUB NO 20230213003A1
SERIAL NO

17567385

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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In some embodiments, apparatuses are provided herein useful to sealing a gap, such as a gap between a gas turbine engine nozzle flap and sidewall. An apparatus for sealing such a gap may be a plunger seal that includes a plunger, a retaining element, a guide pin, and a biasing element. The plunger includes a sealing edge and an actuating edge having at least one recess and an opening formed therein. The biasing element and a portion of the guide pin are nested in the recess. The retaining element anchor the plunger to the retaining element. The retaining element also anchors the plunger seal to the housing When installed in a gap, the housing engages the flap and the plunger engages the sidewall. The biasing element is under compression and urges the guide pin into the actuating edge to urge the plunger toward the sidewall and seal the gap.

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Patent Owner(s)

Patent OwnerAddress
GENERAL ELECTRIC COMPANY1 NEUMANN WAY MAIL DROP F16 EVENDALE OH 45215-6301

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Corsmeier, Donald M West Chester, US 11 142
Gunasekera, Anthony Michael New Richmond, US 3 2
Kirgiss, Steven Fairfield, US 2 0
Renggli, Bernard J Cincinnati, US 12 98

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