Search Digital Records

• Rights > In copyright (remove)
• Format > patents (remove)
• Subject > Airplanes--Parts (remove)

Limit your search

• Text (4)
• Mixed Materials (1)

• patents (5)
• correspondence (1)
• diagrams (1)
• memorandums (1)

• In copyright (5)

• Airplanes--Parts (5)
• Boeing Aircraft Company (4)
• United States. Patent Office (4)
• Cook, William Hough, Jr., 1913-2012 (3)
• Aerofoils (1)
• Airplanes--Fuel tanks (1)
• Anderson, Roy H. (1)
• Butler, Van B. (1)
• Cook, William Hough Jr., 1913-2012 (1)
• Dunn, David L. (1)
• Flaps (Airplanes) (1)
• Kirkbride, John F. (1)
• Larson, Thorvold H. (1)
• Lear Avia, Inc. (1)
• Mayer, John D. (1)
• Patents (1)
• Pfafman, Calvin E. (1)
• Pfafman, Clavin E. (1)
• Schairer, George Swift, 1913-2004 (1)
• Yawing (Aerodynamics) (1)

5 results

Airfoil control apparatus responsive to aircraft speed [Patent documents] (Item)

Patent documents for an airfoil control apparatus responsive to aircraft speed (patent no. 2,696,355), filed by Thorvold H. Larson, John D. Mayer, Calvin E. Pfafman, William H. Cook Jr., and John F. Kirkbride, December 7, 1954. Includes a written description of the mechanism, diagrams, and a list of related patents. Five (5) pages.

Airplane yaw damper [Patent documents] (Item)

Patent documents for an airplane yaw damper (patent no. 2,672,307), designed by William H. Cook, Jr., Calvin E. Pfafman, and George S. Schairer, March 16, 1954. Includes a written description of the mechanism, diagrams, and a list of related patents. Five (5) pages.

Airplane flap control mechanism [Patent documents] (Item)

Patent documents for an airplane flap control mechanism (patent no. 2,620,147), designed by Van B. Butler and William H. Cook, Jr., December 2, 1952. Includes a written description of the mechanism, diagrams, and a list of related patents. Seven (7) pages.

Jettisonable fuel tanks [Patent documents] (Item)

Patent documents for jettisonable fuel tanks (2,764,374), designed by Roy H. Anderson, William H. Cook, Jr., and David L. Dunn, September 25, 1956. Includes a written description of the mechanism, diagrams, and a list of related patents. Seventeen (17) pages.

[William P. and Moya Olsen Lear Papers, Box 24, Folder 4; Box 205, Folder 5 - "Expandable ring clutch (WPL)" [L-D-123], 1943-1944 July] (Item)

Items from Box 24, Folder 4 and Box 205, Folder 5 of the William P. and Moya Olsen Lear Papers, July 1943-1944. Contains correspondence, diagrams, memos, and patent copies related to the expandable ring clutch. 27 total items and original folder labeled "Expandable ring clutch (WPL) / L-d-123."