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US 9,574,377 B2Granted
Replacement shackle for portable lock
AssigneeMyTouch ID, LLC
InventorsGlenn McGinnis, John Coyne, Scott McGinnis
Life of this patent
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Abstract
A group of embodiments for enabling the replacement of damaged shackles for multiple types of portable locks is disclosed. The embodiments have the ability to alter the shackle size and configuration for multiple types of portable locks by substituting one type of shackle with a different shackle, with no tools or special skills required.
Claims17
A replaceable shackle, comprising:
- a tubular shank, having a toe and a heel portion;
- the shank having one or more cams located therein;
- the heel being located in a first of two apertures within a lock body;
- the toe being located in the second of the two apertures;
- the lock body having an engagement pin;
- the one or more cams each having an extraction channel machined therein, for admitting and passing the engagement pin;
- the tubular shank being rigid and requiring a spiral rotation in order to match the engagement pin with the one or more extraction channels;
- and
- a spiral extraction channel;
- wherein the dimensions of the spiral extraction channel have predetermined dimensions suitable for allowing the shackle lock pin to fit within an inside portion thereof.
7 more elements
A method of manufacturing a replaceable shackle, comprising:
- fabricating a curved shank to have a toe and a heel;
- locating one or more shackle extraction cams within the shank;
- and
- locating a pin retention slot and a shackle lock pin retention channel within the shank;
- locating exactly one pin extraction channel within each of the one or more cams;
- and
- varying the location of the pin extraction channels within each of the one or more cams.
4 more elements
A replaceable shackle, comprising:
- a tubular shank, having a toe and a heel portion;
- the shank having one or more cams located therein;
- the heel being located in a first of two apertures within a lock body;
- the toe being located in the second of the two apertures;
- the lock body having an engagement pin;
- the one or more cams each having an extraction channel machined therein, for admitting and passing the engagement pin;
- one or more breakaway protrusions;
- and
- one or more breakway indentations, wherein exerting upward force on the shackle causes the breakaway protrusions to fold away from the breakaway indentations.
6 more elements
Dependencies are inferred from the claim text.