Harold K. Shaffer

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Tolland, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Face seal for gas turbine engine
- Patent number 7,984,911
- Issue date Jul 26, 2011
- United Technologies Corporation
- Louis J. Dobek
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Face seal for gas turbine engine
- Patent number 7,946,590
- Issue date May 24, 2011
- United Technologies Corporation
- Louis J. Dobek
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Seal assembly for an intershaft seal in a gas turbine engine
- Patent number 6,196,790
- Issue date Mar 6, 2001
- United Technologies Corporation
- William G. Sheridan
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Rotating shaft seal
- Patent number 4,928,978
- Issue date May 29, 1990
- United Technologies Corporation
- Harold K. Shaffer
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Intershaft bearing
- Patent number 4,283,096
- Issue date Aug 11, 1981
- United Technologies Corporation
- Harrison R. Picard
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
FACE SEAL FOR GAS TURBINE ENGINE
- Publication number 20090230628
- Publication date Sep 17, 2009
- Louis J. Dobek
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
FACE SEAL FOR GAS TURBINE ENGINE
- Publication number 20090184475
- Publication date Jul 23, 2009
- Louis J. Dobek
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...