Sandeep Krishnan

US Patent:

20110029258, Feb 3, 2011

Filed:

Aug 3, 2009

Appl. No.:

12/534570

Inventors:

Sandeep Krishnan - San Diego CA, US
Mark Robert Huebscher - San Diego CA, US

Assignee:

PRECISION ENGINE CONTROLS CORPORATION - San Diego CA

International Classification:

G01F 1/34
G01F 25/00

US Classification:

702 47, 702100

Abstract:

A flow metering device includes a flow tube, a motor for positioning the flow tube, an outlet nozzle in fluid communication with the flow tube, and an inlet nozzle in fluid communication with the flow tube. The outlet nozzle has an outlet pressure tap and the inlet nozzle has an inlet pressure tap. The inlet nozzle, the flow tube, and the outlet nozzle define a flow path that has a plurality of recirculation zones. At least one of the inlet pressure tap and the outlet pressure tap opens within one of the recirculation zones.

US Patent:

20120112103, May 10, 2012

Filed:

Nov 9, 2010

Appl. No.:

12/942406

Inventors:

Sandeep Krishnan - San Diego CA, US

Assignee:

HAMILTON SUNDSTRAND CORPORATION - Windsor Locks CT

International Classification:

F16K 31/02
F16J 15/06
H02K 5/10

US Classification:

25112901, 310 71, 277641

Abstract:

A seal assembly for an electric component includes a generally cylindrical plug, a first O-ring seal and a second O-ring seal. The plug includes a sidewall extending between first and second end walls. An annular groove circumscribes the sidewall. A first O-ring seal is disposed in the annular groove. A first through-bore extends between the first end wall and the second end wall. A first counter-bore circumscribes the first through-bore in the first end wall. A second O-ring seal is disposed within the first counter-bore.