Inertially responsive footwear lights
US5644858A · kind A · utility
146Cited by
24References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 2, 1993 |
| Grant date | Jul 8, 1997 |
| Priority date | — |
| Expiry date | Dec 2, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B3/34
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An inertially responsive lighting system (10) for footwear has at least one electric light source (12), a battery (16), circuit means (22) to connect the battery to the light, and electro-mechanical switching means (24) disposed in the circuit means that are responsive to an inertial impulse force acting on the footwear to cause the light to flash on and off for a brief interval after the force is applied.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.