Inventor

Alain Marc Lucien Bromann

Inventor

Vulaines sur Seine, FR

Overview

18→

Patents

1994–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 18 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 turbines33%

F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants27%

F04DNon-positive-displacement pumps18%

Y02TClimate change mitigation technologies related to transportation11%

F02CGas-turbine plants5%

F02KJet-propulsion plants2%

F16CShafts2%

Y10TTechnical subjects covered by former us classification2%

PatentTitleYear

10,927,699Variable-pitch blade control ring for a turbomachine2021 10,648,359System for controlling variable-setting blades for a turbine engine2020 10,502,087Assembly for controlling variable pitch vanes in a turbine engine2019 10,385,721System for controlling variable pitch blades for a turbine engine2019 10,330,021System for controlling variable-pitch vanes for a turbine engine2019 10,100,842Cover of a turbomachine centrifugal compressor capable of being rigidly connected via the downstream side near to the upstream edge of same, and turbomachine comprising this cover2018 10,066,509Turbomachine part comprising a flange with a drainage device2018 9,926,944'Device for guiding variable pitch diffuser vanes of a turbine engine'2018 9,528,441'Aircraft turbofan comprising an intermediate ring with simplified downstream support'2016 9,212,564'Annular anti-wear shim for a turbomachine'2015 7,677,866'Device for adjusting the centring of a turbo-engine pivoting vane control synchronization ring'2010 7,458,771'Retaining of centering keys for rings under variable angle stator vanes in a gas turbine engine'2008 7,290,988'Device for blocking a ring for axially retaining a blade, associated rotor disk and retaining ring, and rotor and aircraft engine comprising them'2007 7,244,098'Device for adjusting the centering of a ring for synchronizing the control of pivoting vanes in a turbomachine'2007 7,214,030'Guide system for the outer pivot of a variable stator vane, for a turbojet stator'2007 7,112,040'Method of guiding a blade having a variable pitch angle'2006 6,200,091'High-pressure turbine stator ring for a turbine engine'2001 5,288,206'Turbo aero engine equipped with means facilitating adjustment of plays of the stator and between the stator and rotor'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2018Patents assigned to SNECMA (10)· patent assignee history

1994–2001Based in Savigny le Temple, FR· patent location history

2006–2007Patents assigned to SNECMA MOTEURS (2)· patent assignee history

2006–2007Based in Neuilly sur Seine, FR· patent location history

2007–2019Based in Vulaines sur Seine, FR· patent location history

2018–2021Patents assigned to SAFRAN AIRCRAFT ENGINES (7)· patent assignee history

2018–2021Based in Moissy-Cramayel, FR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SNECMA	10	1994–2018
SAFRAN AIRCRAFT ENGINES	7	2018–2021
SNECMA MOTEURS	2	2006–2007

Locations

Location	Patents	Span
Vulaines sur Seine, FR	9	2007–2019
Moissy-Cramayel, FR	5	2018–2021
Neuilly sur Seine, FR	2	2006–2007
Savigny le Temple, FR	2	1994–2001