Portable cordless electric hair dressing appliance utilizing sto

Details Portable cordless electric hair dressing appliance utilizing sto Portable cordless electric hair dressing appliance utilizing sto

1986-05-20

1988-07-12

Bartis, Anthony

Electric heating

Heating devices

Combined with container, enclosure, or support for material...

34 97, 34243R, 219367, 219368, 219370, 219378, 320 2, A45D 2010, F24H 704, H05B 300

Patent

active

047571837

ABSTRACT:
A cordless portable hand held hair dressing appliance has a housing provided with a pistol-grip handle and containing a battery operated electric fan arranged to draw air into the housing through an air inlet for flow through a heat structure to be heated prior to discharge from a housing air outlet. The heater structure includes air elongated heat accumulator member of high specific heat penetrated in the longitudinal direction by a plurality of air ducts each having an intake communicating with the housing inlet and an outlet communicating with a mixing chamber connected to the housing outlet. The heat accumulator member is formed of a ceramic, e.g., Al.sub.2 O.sub.3 and MgO, and is adapted to be heated to store heat therein by an electrical heating conductor structure formed by a layer of electrical resistance material on the wall of each duct. The fan battery is rechargeable and the handle is provided with a detachable electric plug contacts for connecting the heating conductor structure to an external power source for preheating prior to use and for connecting the rechargeable battery to a batter charger.

REFERENCES:
patent: 2003496 (1935-06-01), Roe
patent: 2606274 (1952-08-01), Spierer
patent: 3377715 (1968-04-01), Hubmer
patent: 3391470 (1968-07-01), Chedister
patent: 3797475 (1974-03-01), Hughes
patent: 3885126 (1975-05-01), Sugiyama et al.

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