Patents by Inventor Harold Leslie Searle

Harold Leslie Searle has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8061259
    Abstract: A light weight field howitzer includes a barrel which is supported by a cradle constructed from hollow members and which is pivotally mounted about a trunnion bearing secured to a chassis. The trunnion bearing lies on the barrel axis and is positioned beyond the limit of maximum recoil of the barrel. Front stabilisers and rear trail support legs are provided to spread the load of the howitzer and spades are rigidly secured to the chassis. The howitzer includes a single hydraulic accumulator arrangement constituting a combined recoil buffer and recuperator system. A barrel elevating means is provided comprising a geared manual means assisted by a precompressed gas system.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: November 22, 2011
    Assignee: BAE SYSTEMS plc
    Inventors: Harold Leslie Searle, David Andrew Eaglestone, James Bone
  • Patent number: 6178866
    Abstract: Improvements in or relating to field howitzers A light weight field howitzer includes a barrel which is supported by a cradle constructed from hollow members and which is pivotally mounted about a trunnion bearing secured to a chassis. The trunnion bearing lies on the barrel axis and is positioned beyond the limit of maximum recoil of the barrel. Front stabilisers and rear trail support legs are provided to spread the load of the howitzer and spades are rigidly secured to the chassis. The howitzer includes a single hydraulic accumulator arrangement constituting a combined recoil buffer and recuperator system. A barrel elevating means is provided comprising a geared manual means assisted by a precompressed gas system.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: January 30, 2001
    Assignee: Vickers Shipbuilding & Engineering Limited
    Inventors: Harold Leslie Searle, David Andrew Eaglestone, James Bone
  • Patent number: 6024007
    Abstract: A light weight field howitzer includes a barrel (101) which is supported by a cradle constructed from hollow members (119,119A) and which is pivotally mounted about a trunnion bearing (113) secured to a chassis (117). The trunnion bearing (113) lies on the barrel axis and is positioned beyond the limit of maximum recoil of the barrel. Front stabilizers and rear trail support legs are provided to spread the load of the howitzer and spades are rigidly secured to the chassis (117). The howitzer includes a single hydraulic accumulator arrangement (136,177,185,130,189,119) constituting a combined recoil buffer and recuperator system. A barrel elevating means is provided comprising a geared manual means (115,116,153,149,139) assisted by a precompressed gas system (114,119A).
    Type: Grant
    Filed: March 29, 1993
    Date of Patent: February 15, 2000
    Assignee: Vickers Shipbuilding & Engineering Limited
    Inventors: Harold Leslie Searle, David Andrew Eaglestone, James Bone