Tent – canopy – umbrella – or cane – Umbrella – Self-opening and closing
Patent
1975-05-30
1977-01-04
Schroeder, Werner H.
Tent, canopy, umbrella, or cane
Umbrella
Self-opening and closing
4171, 417211, 52 2, 128 1B, 135 1C, 135 3E, A45F 102
Patent
active
040007499
ABSTRACT:
A structure is disclosed which is particularly suitable for isolating individuals from all types of environmental stimuli. The structure is portable and includes a inflatable housing having a liquid containing portion at the base thereof. A high density liquid, such as a salt saturated water solution, is placed in the water containing compartment to provide a floatation pool which can accommodate human beings. A temperature control system is provided for maintaining the interior at a constant temperature, and a system is also provided for supplying fresh breathing air and for purifying the fluid.
REFERENCES:
patent: 2723660 (1955-11-01), Greenberg
patent: 2804633 (1957-09-01), Taylor et al.
patent: 2908919 (1959-10-01), Bicknell et al.
patent: 3034154 (1962-05-01), Silverstone
patent: 3345996 (1967-10-01), Sadove et al.
patent: 3540170 (1970-11-01), Flowers
patent: 3729002 (1973-04-01), Miller
patent: 3809065 (1974-05-01), Gatts
patent: 3818896 (1974-06-01), Deaton
patent: 3883913 (1975-05-01), Givens
Berman Conrad L.
Float
Schroeder Werner H.
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