1
Darrel Ralph: Folding knife with open position lock. Camillus Cutlery Company, George R McGuire, Hancock & Estabrook, August 6, 2002: US06427335 (28 worldwide citation)

A folding knife having a locking member which is moved by a plunger and coil spring into a locking position, engaging a shoulder on the tang portion of a blade to prevent pivotal movement of the blade away from the fully open position. The locking member is pivotally mounted at one end in a recess i ...


2
Darrel Ralph: Lock mechanism for spring assisted folding knife. Smith Moore Leatherwood, Thomas W Epting, April 20, 2010: US07698821 (21 worldwide citation)

The folding knife of the present invention includes a handle having first and second handle members that are maintained in spaced, parallel relation to one another by spacing elements that define a groove therebetween. The blade is pivotally attached to the handle at its tang portion and is movable ...


3
Darrel Ralph: Lock mechanism for spring assisted folding knife. Smith Moore Leatherwood, Thomas W Epting, January 24, 2012: US08099870 (6 worldwide citation)

The folding knife of the present invention includes a handle having first and second handle members that are maintained in spaced, parallel relation to one another by spacing elements that define a groove therebetween. The blade is pivotally attached to the handle at its tang portion and is movable ...


4
Darrel Ralph: Lock Mechanism For Spring Assisted Folding Knife. Bond Schoeneck & King Pllc, July 26, 2007: US20070169354-A1

The folding knife of the present invention includes a handle having first and second handle members that are maintained in spaced, parallel relation to one another by spacing elements that define a groove therebetween. The blade is pivotally attached to the handle at its tang portion and is movable ...


5
Darrel Ralph: Folding knife with open position lock. George R McGuire, Hancock & Estabrook, July 11, 2002: US20020088124-A1

A folding knife having a locking member which is moved by a plunger and coil spring into a locking position, engaging a shoulder on the tang portion of a blade to prevent pivotal movement of the blade away from the fully open position. The locking member is pivotally mounted at one end in a recess i ...