Inventor

Christopher McAuliffe

Inventor

Windsor, CT, US

Overview

1992–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 74 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B64Dprimary

B64DEquipment for fitting in or to aircraft16%

F16CShafts11%

F04DNon-positive-displacement pumps10%

F01DNon-positive displacement machines or engines, e.g. steam turbines9%

Y02TClimate change mitigation technologies related to transportation9%

F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants6%

Y10TTechnical subjects covered by former us classification5%

F25BRefrigeration machines, plants or systems5%

F16KValves4%

F02CGas-turbine plants4%

PatentTitleYear

11,090,592High pressure water collector with radial diffuser2021 10,975,887Rotary machine heat sink2021 10,808,862Self-acting pressure drain valve2020 10,661,906Fan and compressor housing for an air cycle machine2020 10,639,574Method of extracting water2020 10,569,887Heat exchanger blockage detection to prevent ram air fan surge2020 10,514,065Bearing thermal management system and method2019 10,513,948Rotary machine air deflector2019 10,472,072Supply tube for sensor2019 10,371,198Quad foil journal air bearing2019 10,352,355Foil bearing with split key2019 10,265,651Compact water extractor2019 10,259,588J-tube shroud2019 10,239,625Ozone converter with altitude activated actuator2019 10,203,267Health and usage management of an environmental control system2019 10,161,416Rotary machine heat sink2018 10,160,546Air cycle machine with cooling air flow path2018 10,155,592Environmental control system with air cycle machine bypass shutoff valves2018 10,113,445Rotary machine air deflector2018 10,088,385Wireless health and usage management of an environmental control system2018 10,088,056Butterfly valve with modified scotch yoke connection2018 10,072,512Turbine nozzle and shroud2018 10,006,299Turbine nozzle for air cycle machine2018 9,976,933Bearing monitoring system for an air cycle machine and method of monitoring2018 9,932,125Air separation module with increased permeate area2018 9,897,093'Bearing cooling flow and energy recovery systems'2018 9,897,227'Self-acting pressure drain valve'2018 9,896,965'Thrust bearing assembly with flow path restriction'2018 9,890,872'Piston for pnuematic actuator in high vibration environment'2018 9,874,239'Turbine thrust shaft for air bearing cooling'2018 9,869,403'Valve having pressure-relieving vent passage'2018 9,790,986'Foil bearing with large radius key'2017 9,784,126'Variable-sized cooling air flow path'2017 9,732,789'Journal air bearing with air-film-supply vent'2017 9,675,929'Air separation module with increased permeate area'2017 9,644,670'Foil bearing with trailing edge key'2017 9,611,784'Insulating seal plate for an air cycle machine'2017 9,546,669'Compressor housing for an air cycle machine'2017 9,470,260'Thrust bearing assembly'2016 9,458,881'Air cycle machine with bearing failure detection'2016 9,377,052'Air cycle machine with bearing failure detection'2016 9,279,504'Piston valve with built in filtration'2016 9,194,491'Multi-part piston'2015 9,132,919'Speed sensor module and diffuser assembly'2015 8,967,866'Hydrodynamic bearing'2015 8,931,304'Centrifugal compressor cooling path arrangement'2015 8,910,653'Valve assembly'2014 8,763,458'Speed sensor module'2014 8,679,210'Shrouded particle separator'2014 8,657,568'Variable turbine nozzle and valve'2014 8,603,209'Removable external filter for servo air actuated valves'2013 8,496,533'Journal bearing with dual pass cooling for air machine'2013 8,439,070'Piston valve with built in filtration'2013 8,419,283'Journal air bearing'2013 8,347,647'Air cycle machine for an aircraft environmental control system'2013 8,216,329'Removable external filter for servo air actuated valves'2012 8,147,143'Bump foil hydrodynamic thrust bearing'2012 7,757,502'RAM fan system for an aircraft environmental control system'2010 7,648,280'Weight reduction for journal air bearing'2010 7,648,279'Journal air bearing'2010 7,575,421'Integral motor cooling and compressor inlet'2009 7,407,367'Variable area diffuser'2008 7,402,020'ACM cooling flow path and thrust load design'2008 7,394,175'Integral motor and air bearing cooling path'2008 7,342,332'Air bearing and motor cooling'2008 7,140,839'Variable area diffuser vane geometry'2006 6,926,490'Self-actuated bearing cooling flow shut-off valve'2005 5,784,894'Integral bypass valves and air cycle machine'1998 5,311,749'Turbine bypass working fluid admission'1994 5,309,735'Four wheel air cycle machine'1994 5,224,842'Air cycle machine with interstage venting'1993 5,142,762'Air cycle machine alignment'1992 5,133,194'Air cycle machine and fan inlet/diffuser therefor'1992 5,113,670'Bearing cooling arrangement for air cycle machine'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1998Patents assigned to UNITED TECHNOLOGIES CORP (6)· patent assignee history

1992–2021Based in Windsor, CT, US· patent location history

1993–2019Patents assigned to MCAULIFFE CHRISTOPHER (18)· patent assignee history

2008–2021Patents assigned to HAMILTON SUNDSTRAND CORP (65)· patent assignee history

2012–2013Patents assigned to ARMY JR DONALD E (3)· patent assignee history

2013–2015Patents assigned to BEERS CRAIG M (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HAMILTON SUNDSTRAND CORP	65	2008–2021
MCAULIFFE CHRISTOPHERself	18	1993–2019
UNITED TECHNOLOGIES CORP	6	1992–1998
BEERS CRAIG M	4	2013–2015
ARMY JR DONALD E	3	2012–2013

Locations

Location	Patents	Span
Windsor, CT, US	74	1992–2021