Box 209
Container
Contains 35 Results:
"Leartron control system" -- correspondence, diagrams, notes, photographs, and sketches [L-D-101], 1943 February - 1944 February
File — Multiple Containers
Scope and Contents: Series II. Lear Avia Inc.
From the Series:
Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
Dates:
1943 February - 1944 February
Landing gear actuator (P-828)" -- correspondence and diagram [L-D-104], 1943 December - 1944 February
File — Multiple Containers
Scope and Contents: Series II. Lear Avia Inc.
From the Series:
Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
Dates:
1943 December - 1944 February
"Rota-Brake improvement (S. Denman)" -- correspondence, diagrams, and work order [L-D-109], 1944 January - July
File — Multiple Containers
Scope and Contents: Series II. Lear Avia Inc.
From the Series:
Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
Dates:
1944 January - July
"Detachable Leartron unit (WPL)" -- diagram and notes [L-D-113], 1944 January
File — Multiple Containers
Scope and Contents: Series II. Lear Avia Inc.
From the Series:
Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
Dates:
1944 January
"Automatic valve actuator" -- correspondence and diagrams [L-D-124], 1943 November - 1944 May
File — Multiple Containers
Scope and Contents: Series II. Lear Avia Inc.
From the Series:
Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
Dates:
1943 November - 1944 May
"Electromagnetic clutch with preloaded brake (80-16)" -- correspondence and diagrams [L-D-131], 1944 August - September
File — Multiple Containers
Scope and Contents: Series II. Lear Avia Inc.
From the Series:
Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
Dates:
1944 August - September
"Polarized differential relay (78-4)" -- correspondence, diagrams, sketches, and report [L-D-134], 1944 January - 1945 January
File — Multiple Containers
Scope and Contents: Series II. Lear Avia Inc.
From the Series:
Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
Dates:
1944 January - 1945 January
"Radio guidance system and blind approach system (WPL/30-1)" -- patent application [RM files], 1935 June - 1944 November
File — Multiple Containers
Scope and Contents: Series I: Lear Developments
From the Series:
Series I: Lear Developments provides insight into one of WPL’s earliest companies, Lear Developments, whose main focus was aircraft radio development and production. The company was established in 1931 and continued through 1939, when it changed its name to Lear Avia Inc. The series includes materials from the lifespan of the company as well as collected items dating earlier and some items dated later due to the restructure.The series is broken down...
Dates:
1935 June - 1944 November
ADF-6 and ADF-7 -- notes and diagrams [RM files], 1939 February - 1940 March
File — Multiple Containers
Scope and Contents: Series I: Lear Developments
From the Series:
Series I: Lear Developments provides insight into one of WPL’s earliest companies, Lear Developments, whose main focus was aircraft radio development and production. The company was established in 1931 and continued through 1939, when it changed its name to Lear Avia Inc. The series includes materials from the lifespan of the company as well as collected items dating earlier and some items dated later due to the restructure.The series is broken down...
Dates:
1939 February - 1940 March
Unihand reel and ARL-48 motor reel -- diagrams [RM files], 1938-1939
File — Multiple Containers
Scope and Contents: Series I: Lear Developments
From the Series:
Series I: Lear Developments provides insight into one of WPL’s earliest companies, Lear Developments, whose main focus was aircraft radio development and production. The company was established in 1931 and continued through 1939, when it changed its name to Lear Avia Inc. The series includes materials from the lifespan of the company as well as collected items dating earlier and some items dated later due to the restructure.The series is broken down...
Dates:
1938-1939