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US 2004/0168606 A1Published application
Brake handle with integral position sensing switch
AssigneeHoneywell International Inc.
InventorsWilliam R. Rosencrantz, Eric C. Wright
Life of this patent
Estimating the term…
Abstract
A brake handle for a train or other vehicle has a grip that may be grasped by a human operator, a shaft that is fastened to the grip, a hub that is fastened to the shaft and is rotated by the shaft, a mounting block that is supported by the hub for rotating movement, and a switch. The switch has a switch operator (such as a board provided with metal traces) supported by the hub and a switch contact supported by the mounting block.
Claims34
A handle comprising:
- a grip arranged to be grasped by a human operator;
- a shaft fastened to the grip;
- a hub fastened to the shaft and arranged to be moved rotationally by the shaft;
- a stationary mounting block supporting the hub for movement;
- and,
- a switch having a switch contact and a switch operator, wherein one of the switch contact and the switch operator is supported by the hub, and wherein the other of the switch contact and the switch operator is supported by the stationary mounting block.
3 more elements
A method of controlling a vehicle comprising:
- converting movement of a human operator to mechanical movement of a shaft;
- rotating a hub in response to the movement of the shaft, wherein the hub is attached to the shaft and is supported by a mounting block;
- and,
- determining rotation of the hub by a switch having a switch contact and a switch operator, wherein one of the switch contact and the switch operator is supported by the hub, and wherein the other of the switch contact and the switch operator is supported by the mounting block.
1 more element
A brake handle comprising:
- a moveable shaft;
- a moveable member fixedly fastened to the moveable shaft and arranged to be moved by the moveable shaft;
- a stationary member supporting the moveable member for movement;
- and,
- a switch having a switch contact and a switch operator, wherein one of the switch operator and the switch contact is attached to the moveable member, and
- wherein the other of the switch operator and the switch contact is attached to the stationary member.
3 more elements
Dependencies are inferred from the claim text.