Inventor

AREL DAVID V

US9 patents

⚠️ This page may combine multiple inventors who share the name “AREL DAVID V”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HAMILTON SUNDSTRAND

2 patents

US6811376B2Nov 2, 2004

Actuation system for a controllable pitch propeller

HAMILTON SUNDSTRAND74 citations95

US6981844B2Jan 3, 2006

Cyclic actuation system for a controllable pitch propeller and a method of providing aircraft control therewith

HAMILTON SUNDSTRAND35 citations92

HAMILTON SUNDSTRAND CORP

2 patents

US7442009B2Oct 28, 2008

Driving device for raising or lowering an airfoil

HAMILTON SUNDSTRAND CORP33 citations91

US7871035B2Jan 18, 2011

Propulsion system for an airship or hybrid aircraft

HAMILTON SUNDSTRAND CORP8 citations82

PERKINSON ROBERT H

1 patent

US8162611B2Apr 24, 2012

Controllable pitch propeller with electrical power generation

PERKINSON ROBERT H21 citations92

CARVALHO PAUL A

1 patent

US8133027B2Mar 13, 2012

Integrated actuator for a propeller system

CARVALHO PAUL A20 citations91

AREL DAVID V

1 patent

US8439640B2May 14, 2013

Propeller blade pitch control system

AREL DAVID V28 citations89

UNITED TECHNOLOGIES CORP

1 patent

US5865599AFeb 2, 1999

System and process for direct blade angle measurement in propulsion systems

UNITED TECHNOLOGIES CORP31 citations86

RAES MARK

1 patent

US8118562B2Feb 21, 2012

Sacrificial blade tip

RAES MARK2 citations52