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A method for inducing cats to exercise consists of directing a beam of invisible light produced by a hand-held laser apparatus onto the floor or wall.
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| Number | Title | Issue Date |
| 4716776 | Rotary to linear converter with lead screw A rotary to linear converter is disclosed as adapted for transporting a magnetic transducer head from track to track on a magnetic disk in a disk drive. Included are an electric stepping motor coupled to a lead screw, and a head carriage engaged with the ... | 01/05/1988 |
| 4592561 | Steering system for vehicles A steering system for vehicles comprising a steering wheel, a front steering sub-system including a drive pinion interlocked to be rotatable with the steering wheel, a rack shaft having a first rack engaged with the drive pinion and a second rack separate... | 06/03/1986 |
| 4120422 | System for storing and transporting flat board-like elements A system for storing and transporting flat board-like elements of predetermined thickness, such as printed circuit boards, comprising a rack for storing and transporting the boards and apparatus for feeding boards to and removing boards from the rack. The... | 10/17/1978 |
