Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
136 words
Heat therapy apparatus comprising a horizontal patient support surface, an elongated rigid hood mountable thereon and cooperable therewith to form a treating chamber, said hood having side, end and top walls and mounting a plurality of incandescent electric lamp bulbs on the interior of its top wall and a reflector of generally parabolic cross section transversely of said hood and extending substantially the full length thereof, said bulbs being positioned in a single row extending longitudinally of the hood on the focal axis of said reflector for directing heat rays from said bulbs uniformly downwardly toward said patient supporting surface, a screen across the interior of said hood below said reflector and substantially above the lower margins of said hood for protecting said bulbs from damage and a patient under treatment in the apparatus from injury.
Claim 2
Dependent Claim
136 words
Heat therapy apparatus comprising a horizontal patient support surface, an elongated rigid hood mountable thereon and cooperable therewith to form a treating chamber, said hood having side, end and top walls and mounting a plurality of incandescent electric lamp bulbs on the interior of its top wall and a reflector of generally parabolic cross section transversely of said hood and extending substantially the full length thereof, said bulbs being positioned in a single row extending longitudinally of the hood on the focal axis of said reflector for directing heat rays from said bulbs uniformly downwardly toward said patient supporting surface, a screen across the interior of said hood below said reflector and substantially above the lower margins of said hood for protecting said bulbs from damage and a patient under treatment in the apparatus from injury.
Claim 3
Dependent Claim
46 words
Heat therapy apparatus according to claim 1 wherein said horizontal support surface and said hood have cooperating quick-disconnect hinge parts for permitting swinging of said hood about one of its lower side edges and fast removal of said hood from said support surface and reconnection thereto.
Claim 4
Dependent Claim
72 words
Heat therapy apparatus according to claim 2 wherein one of said hinge parts has a hollow semicylindrical knuckle formed with an open segment of less than 180* throughout its length and said other part has a knuckle with opposite cylindrical surfaces pivotally receivable within said one knuckle, said other knuckle having opposite flat longitudinal surfaces spaced apart transversely a less distance than the width of the open segment of said one knuckle.
Claim 5
Dependent Claim
57 words
Heat therapy apparatus according to claim 3 wherein said one hinge part is secured to said support surface and said other part is secured to said hood, the open segment of said one part facing upwardly and the flat surfaces of said other part being vertical when said hood is in closed position on said support surface.
Claim 6
Dependent Claim
17 words
Heat therapy apparatus according to claim 1 including means for selectively varying the power of said bulbs.
Claim 7
Dependent Claim
29 words
Heat therapy apparatus according to claim 5 wherein said bulbs are of the multiple wattage type, said means including a switch for selectively energizing the bulbs at desired wattage.
Claim 8
Dependent Claim
52 words
Heat therapy apparatus according to claim 1 wherein said patient support surface comprises an elongated rectangular table top, there being vertical support legs at the four corners thereof and diagonal braces extending lengthwise of the table from the legs toward each other and engaging the underside of said table intermediate said legs.
Claim 9
Dependent Claim
20 words
Heat therapy apparatus according to claim 5 including automatic means for selectively limiting the duration of energization of said bulbs.