Patent · US Expired

Shoe warning light device

US5303131A · kind A · utility

109Cited by
4References
9Claims
0Family size

Inventor

Key dates

Filing dateAug 23, 1993
Grant dateApr 12, 1994
Priority date
Expiry dateAug 23, 2013

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA43B3/36
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A shoe warning light device comprises: a fastening seat having a holding space and disposed in a shoe midsole such that the front wall of the fastening seat is exposed; a luminous body fastened to the front wall of the fastening seat and provided with two polar feet extending into the holding space to form two conducting connections; a housing mounted detachably in the holding space and provided in the top wall thereof with a U-shaped slot forming a flexible tongue; two conducting pieces provided respectively with one end forming a power source connection engageable with one of the two conducting connections, with one of the two conducting pieces extending downwards to locate over the bottom wall of the housing, and with another one of the two conducting pieces extending upwards to locate under the tongue; and a battery disposed in the housing such that it is in contact with one of the two conducting pieces.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.