Electromechanical locks and related methods

A dial ring assembly for an electromechanical combination lock, the dial ring assembly comprising:

• a housing configured to be mounted on an exterior of a securable enclosure;
• a dial rotatably disposed on the housing, the dial being rotatable about a dial axis for use in connection with entry of a combination;
• a lever rotatably disposed on the housing, the lever being rotatable about a lever axis;
• an external generator disposed in the housing, the external generator being configured to generate electrical energy through rotation of an external generator shaft of the external generator;
• and
• a gear train disposed in the housing and operatively connecting the dial, the lever, and the external generator shaft such that rotation of the dial rotates the external generator shaft to produce electrical energy and rotation of the lever rotates the external generator shaft to produce electrical energy;
• wherein rotation of the dial rotates the external generator shaft;
• and
• wherein rotation of the lever rotates the dial and the external generator shaft.

A dial ring assembly for an electromechanical combination lock, the dial ring assembly comprising:

• a housing configured to be mounted on an exterior of a securable enclosure;
• a dial rotatably disposed on the housing, the dial being rotatable about a dial axis for use in connection with entry of a combination;
• a lever rotatably disposed on the housing, the lever being rotatable about a lever axis;
• an external generator disposed in the housing, the external generator being configured to generate electrical energy through rotation of an external generator shaft of the external generator;
• and
• a gear train disposed in the housing and operatively connecting the dial, the lever, and the external generator shaft such that rotation of the dial rotates the external generator shaft to produce electrical energy and rotation of the lever rotates the external generator shaft to produce electrical energy;
• wherein the gear train comprises a dial drive gear operatively connected to the dial for rotation with the dial, and an external generator shaft driven gear operatively connected to the external generator shaft for rotation with the external generator shaft;
• and
• wherein the gear train comprises a first intermediate gear coupled to rotate coaxially with a second intermediate gear, the first intermediate gear engaging the dial drive gear and the second intermediate gear engaging the external generator shaft driven gear.

A dial ring assembly for an electromechanical combination lock, the dial ring assembly comprising:

• a housing configured to be mounted on an exterior of a securable enclosure;
• a dial rotatably disposed on the housing, the dial being rotatable about a dial axis for use in connection with entry of a combination;
• a lever rotatably disposed on the housing, the lever being rotatable about a lever axis;
• an external generator disposed in the housing, the external generator being configured to generate electrical energy through rotation of an external generator shaft of the external generator;
• and
• a gear train disposed in the housing and operatively connecting the dial, the lever, and the external generator shaft such that rotation of the dial rotates the external generator shaft to produce electrical energy and rotation of the lever rotates the external generator shaft to produce electrical energy;
• wherein the gear train comprises a dial drive gear operatively connected to the dial for rotation with the dial, and an external generator shaft driven gear operatively connected to the external generator shaft for rotation with the external generator shaft,
• wherein the gear train comprises a lever drive gear operatively connected to the lever for rotation with the lever, and a lever driven gear operatively connected to the dial drive gear for rotation with the dial drive gear;
• and
• wherein the gear train comprises a lever idler gear interposing the lever drive gear and the lever driven gear.

A dial ring assembly for an electromechanical combination lock, the dial ring assembly comprising:

• a housing configured to be mounted on an exterior of a securable enclosure;
• a dial rotatably disposed on the housing, the dial being rotatable about a dial axis for use in connection with entry of a combination;
• a lever rotatably disposed on the housing, the lever being rotatable about a lever axis;
• an external generator disposed in the housing, the external generator being configured to generate electrical energy through rotation of an external generator shaft of the external generator;
• and
• a gear train disposed in the housing and operatively connecting the dial, the lever, and the external generator shaft such that rotation of the dial rotates the external generator shaft to produce electrical energy and rotation of the lever rotates the external generator shaft to produce electrical energy;
• wherein the gear train comprises a dial drive gear operatively connected to the dial for rotation with the dial, and an external generator shaft driven gear operatively connected to the external generator shaft for rotation with the external generator shaft;
• wherein the gear train comprises a lever drive gear operatively connected to the lever for rotation with the lever, and a lever driven gear operatively connected to the dial drive gear for rotation with the dial drive gear;
• wherein the lever is rotatable about the lever axis between a first angular position, a second angular position, and a third angular position;
• wherein, in the first angular position, the lever drive gear is disengaged from the dial drive gear;
• and
• wherein, in the second angular position, in the third angular position, and between the second angular position and the third angular position, the lever drive gear is operatively connected to the dial drive gear such that rotation of the lever between the second angular position and the third angular position rotates the external generator shaft.

A dial ring assembly for an electromechanical combination lock, the dial ring assembly comprising:

• a housing configured to be mounted on an exterior of a securable enclosure;
• a dial rotatably disposed on the housing, the dial being rotatable about a dial axis for use in connection with entry of a combination;
• a lever rotatably disposed on the housing, the lever being rotatable about a lever axis;
• an external generator disposed in the housing, the external generator being configured to generate electrical energy through rotation of an external generator shaft of the external generator;
• a gear train disposed in the housing and operatively connecting the dial, the lever, and the external generator shaft such that rotation of the dial rotates the external generator shaft to produce electrical energy and rotation of the lever rotates the external generator shaft to produce electrical energy;
• and
• a rotatable spindle configured to be operatively connected to a lock assembly mounted on an interior of the securable enclosure;
• wherein the spindle is coupled to the lever for rotation with the lever;
• wherein rotation of the lever and the spindle is selectively operative to extend and retract a bolt;
• wherein, when the bolt is in an extended position, the securable enclosure is in a secured condition;
• wherein the lever is movable between a first position in which the bolt is extended and a second position in which the bolt is retracted;
• and
• the position of the lever is therefore visually indicative of the status of the securable enclosure being secured or unsecured.

A dial ring assembly for an electromechanical combination lock, the dial ring assembly comprising:

• a housing configured to be mounted on an exterior of a securable enclosure;
• a dial rotatably disposed on the housing, the dial being rotatable about a dial axis for use in connection with entry of a combination;
• a lever rotatably disposed on the housing, the lever being rotatable about a lever axis;
• an external generator disposed in the housing, the external generator being configured to generate electrical energy through rotation of an external generator shaft of the external generator;
• and
• a gear train disposed in the housing and operatively connecting the dial, the lever, and the external generator shaft such that rotation of the dial rotates the external generator shaft to produce electrical energy and rotation of the lever rotates the external generator shaft to produce electrical energy;
• wherein the dial is axially displaceable along the dial axis;
• wherein the dial is biased axially outward;
• and
• wherein the dial is configured such that pressing the dial axially inward actuates at least one switch.

A method of manufacturing a security device, comprising:

• providing a housing configured to be mounted on an exterior of a securable enclosure;
• disposing an external generator in the housing, the external generator being configured to generate electrical energy through rotation of an external generator shaft of the external generator;
• rotatably disposing a dial on the housing, the dial being rotatable about a dial axis for use in connection with entry of a combination;
• rotatably disposing a lever on the housing, the lever being rotatable about a lever axis;
• and
• disposing a gear train in the housing, the gear train operatively connecting the dial, the lever, and the external generator shaft such that rotation of the dial rotates the external generator shaft to produce electrical energy and rotation of the lever clockwise and counter-clockwise rotates the external generator shaft to produce electrical energy.

A dial ring assembly for an electromechanical combination lock, the dial ring assembly comprising:

• a housing configured to be mounted on an exterior of a securable enclosure;
• a dial rotatably disposed on the housing, the dial being rotatable about a dial axis for use in connection with entry of a combination;
• an electronic display disposed on the housing, the electronic display being configured to display at least one indicium associated with entry of the combination;
• wherein the display is repositionable between at least two angular display orientations relative to the dial axis;
• a lever rotatably disposed on the housing, the lever being rotatable about a lever axis;
• an external generator disposed in the housing, the external generator being configured to generate electrical energy through rotation of an external generator shaft of the external generator;
• and
• a gear train operatively connecting the dial, the lever, and the external generator shaft such that rotation of the dial rotates the external generator shaft to produce electrical energy and rotation of the lever rotates the external generator shaft to produce electrical energy;
• wherein the lever is rotatable about the lever axis between a first angular position, a second angular position, and a third angular position;
• wherein, in the first angular position, the lever is disengaged from the external generator shaft;
• and
• wherein, in the second angular position, in the third angular position, and between the second angular position and the third angular position, the lever is operatively connected to the external generator shaft such that rotation of the lever between the second angular position and the third angular position rotates the external generator shaft.