Two direction magnetically latching solenoid for appliance door lock
AssigneeIllinois Tool Works Inc.
InventorsJeffrey John KRIEGER, Randy S. McDONALD, Erik OLSON, Joel Charles BRAGG
Life of this patent
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Abstract
An appliance latch for latching an appliance door to an appliance cabinet that includes a housing and a lock bolt positioned to move linearly within the housing between a locked state and an unlocked state. A solenoid is positioned within the housing and includes an integrated magnetic lock, distinct from the lock bolt, to prevent undesired movement from the locked state to the unlocked state and movement from the unlocked state to the locked state.
Claims17
An appliance latch for latching an appliance door to an appliance cabinet, the appliance latch comprising:
- a housing;
- a lock bolt positioned to move within the housing between a locked state and an unlocked state;
- a solenoid positioned within the housing, the solenoid having an integrated magnetic lock, distinct from the lock bolt, to prevent undesired movement from the locked state to the unlocked state and movement from the unlocked state to the locked state.
An appliance latch for latching an appliance door to an appliance cabinet, the appliance latch comprising:
- a housing;
- a lock bolt positioned to move within the housing between a locked state and an unlocked state;
- a solenoid positioned within the housing, the solenoid having an integrated magnetic lock including a wire form engageable with a pair of step features formed within the housing, a first step feature configured to obstruct the wire form in the unlocked state and the second step feature configured to obstruct the wire form in the locked state;
- wherein the integrated magnetic lock is configured to prevent undesired movement from the locked state to the unlocked state and movement from the unlocked state to the locked state.
Dependencies are inferred from the claim text.