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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 |
| 5881849 | Viscous coupling with stepped torque curve The invention relates to a viscous coupling particularly suitable as a brake for a firebreak door. Outer plates are non-rotatably associated with a housing by means of teeth. Between each two outer plates there is arranged one of two inner plates, which a... | 03/16/1999 |
| 5235900 | Rotary actuator device having an annular piston rod A rotary actuator device having an annular piston rod, the device comprising at least one piston held provided with sealing means and co-operating with an annular piston rod mounted so as to be capable of moving in an annular chamber, together with means ... | 08/17/1993 |
| 4965999 | Tandem rotary master cylinder The present invention relates to a tandem rotary master-cylinder for a vehicle brake circuit comprising a body (10;102) in which a first vane (20;114) is mounted for rotation in response to rotation of an input shaft (12;100) in order to generate pressure... | 10/30/1990 |
