Patent ID: 11904484
Assignee: BENCHMADE KNIFE CO., INC.
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 12:
13. A knife, comprising:
a blade;
a handle sized to enclose the blade when the blade is in a retracted position, the handle comprising:
a first handle half and a second handle half, each of the first and second handle halves including a plurality of retaining structures; and
an aperture disposed at one end of the handle, the aperture sized to allow the blade to pass through; and

an action contained within the handle and coupled to the blade, the action comprising:
a first liner with a central slot and a plurality of ovoid apertures disposed about the central slot, the first liner retained to the first handle half by the first handle half's plurality of retaining structures;
a second liner with a plurality of ribs, the second liner retained to the second handle half by the second handle half's plurality of retaining structures; and
a plurality of springs, one of each disposed within each of the plurality of ribs, the plurality of springs mechanically coupled to the blade,

wherein plurality of retaining structures of the first handle half comprise a plurality of posts, and the first liner is retained to the first handle half by each of the plurality of posts passing through a corresponding one of the plurality of ovoid apertures, each of the plurality of posts including a plurality of crush ribs that cooperate with each of the plurality of ovoid apertures to center the first liner within the first handle half.