Patent · US Active

Object locating apparatuses

US8899170B2 · kind B2 · utility

1Cited by
16References
17Claims
0Family size

Inventor

Key dates

Filing dateJan 19, 2012
Grant dateDec 2, 2014
Priority date—
Expiry dateMar 7, 2033

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB63C7/26
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An illustrative embodiment of an object locating apparatus includes a cartridge having a cartridge interior; a float in the cartridge interior; a float attachment line attached to the float and the cartridge; a water-dissolvable float retainer tablet retained in the cartridge interior; a cartridge cap in the cartridge interior; and a spring normally sandwiched and compressed between the cartridge cap and the float retainer tablet and adapted to expand and push the float from the container interior upon dissolving of the float from the retainer tablet.

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