Inventor

Jean-Louis Charbonnel

Inventor

Boissise le Roi, FR

Overview

24→

Patents

1983–2011

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 24 as inventor

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

F01Dprimary

F01DNon-positive displacement machines or engines, e.g. steam turbines49%

F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants13%

Y02TClimate change mitigation technologies related to transportation13%

F04DNon-positive-displacement pumps6%

F02CGas-turbine plants4%

F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges4%

Y10TTechnical subjects covered by former us classification4%

F01MLubricating of machines or engines in general2%

F16CShafts2%

F16NLubricating2%

PatentTitleYear

7,971,423'Gas turbine engine comprising a starter in the auxiliary gear box'2011 5,796,199'Pivoting vane internal extremity bearing'1998 5,740,674'Arrangement of gas turbine engine comprising aerodynamic vanes and struts located in the same plane and an intermediate casing'1998 5,702,217'Braking nuts or screws and mountings obtained with same devices'1997 5,692,879'Control device for a stage of blades with variable pitch'1997 5,636,968'Device for assembling a circular stage of pivoting vanes'1997 5,622,476'Axial fixing arrangement for rotor blades of a turbomachine'1997 5,616,003'Turbine engine equipped with means for controlling the play between the rotor and stator'1997 5,466,122'Turbine engine stator with pivoting blades and control ring'1995 5,445,499'Retaining and sealing system for rotor blades'1995 5,431,534'Removable inspection hole plug'1995 5,407,322'Variable phase vane'1995 5,330,324'Annular gasket disposed at one axial extremity of a rotor and covering blade feet'1994 5,328,328'Sealing device between blade stages and a rotary drum, particularly for preventing leaks around the stages of straightener blades'1994 5,324,165'Sealing structure for a pivoting blade of a gas turbine'1994 5,319,850'Method of fixing stemmed blade for a flow-straightening stage of a gas turbine engine'1994 5,320,484'Turbomachine stator having a double skin casing including means for preventing gas flow longitudinally therethrough'1994 5,320,492'Sealing and retaining device for a rotor notched with pin settings receiving blade roots'1994 5,314,303'Device for checking the clearances of a gas turbine compressor casing'1994 5,288,206'Turbo aero engine equipped with means facilitating adjustment of plays of the stator and between the stator and rotor'1994 5,236,304'Stemmed blade for a flow-straightening stage of a gas turbine engine and method of fixing said blade'1993 5,224,820'Operating mechanism for variably settable blades of a turbomachine'1993 4,561,867'Apparatus for separating a liquid from a gas, particularly for turboengine bearing cases'1985 4,378,197'Inter-shaft bearing for multibody turbojet engines with damping by a film of oil'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1998Patents assigned to SNECMA (21)· patent assignee history

1983–1994Based in Le Mee sur Seine, FR· patent location history

1994Patents assigned to GEN ELECTRIC (1)· patent assignee history

1994–2011Based in Boissise le Roi, FR· patent location history

1995Patents assigned to S N E C M A SOCIETE NATIONAL D (1)· patent assignee history

2011Patents assigned to HISPANO SUIZA SA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SNECMA	21	1983–1998
GEN ELECTRIC	1	1994
HISPANO SUIZA SA	1	2011
S N E C M A SOCIETE NATIONAL D	1	1995

Locations

Location	Patents	Span
Boissise le Roi, FR	13	1994–2011
Le Mee sur Seine, FR	11	1983–1994