Water-pressure sensitive dye release apparatus

Details Water-pressure sensitive dye release apparatus Water-pressure sensitive dye release apparatus

1999-06-01

2000-10-10

Gutierrez, Diego

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By location

116206, 116209, 116210, 441 80, G01D 2100, B64B 140, B63C 913

Patent

active

06129036&

ABSTRACT:
A swimmer's safety device including a casing having a top surface with a plurality of perforations to allow water to enter once submerged, and having a deflectable membrane along with a plunger to penetrate a dye material and puncture a rupturable bottom surface to release the dye into the water, once the casing is submerged to a depth predetermined aforehand, and for a time interval set in accordance with the skills of the swimmer, as well. The casing, in accordance with the invention, could be incorporated as part of a swimsuit construction, could be temporarily secured to the swimsuit of a wearer, or could be worn as a swimsuit accessory as a wristband, armband, headband, or necklace.

REFERENCES:
patent: 827350 (1906-07-01), Crofford
patent: 3049091 (1962-08-01), Carroll et al.
patent: 3280549 (1966-10-01), Hsu
patent: 3768436 (1973-10-01), Martini
patent: 4080677 (1978-03-01), Koehler
patent: 4185582 (1980-01-01), Bryant
patent: 4527504 (1985-07-01), Byerley

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