US2206499A - Concealed hinge - Google Patents

Description

C. DUMELIN July 2, 1940.

CONCEALED HINGE Filed March 9, 1939 FWS lNvENTQR Patented July 2, 1940 2,206,499

UNITED STATES PATENT GFFICE 2,206,499 ooNoEALEn HrNGE Charles Dumelin, Detroit, Mich.

Application March 9, 1939, Serial No. 261,688

2 Claims. (Cl. 16-164) My invention relates to a concealed hinge and the other set of bearings forms the floating adaptable for automobile doors, and the object hinge axis provided by a circular groove.

is to provide a simply constructed hinge for the The hinge as shown consists of two half plate purpose specified. members 5 and 6 and inner plate 'I, plate mem- 5 A further object is to provide a hinge that may ber 8, control bearings A and pivotal bearings B. 5 be easily secured to a body and door, the hinge Plate members 5 and 6 are each provided with consisting of two plate members comprising overa circular groove II extending about an edge lapping end flanges, means including two sets of of each flange of the members, the flanges also ball bearings inserted between said overlapping having ball receiving recesses I2.

flanges, one set of said bearings forming the Plate member 8 is provided with transverseo control and the other set of bearings forming grooves I3 and ball receiving recesses I d. the floating hinge axis. The control is provided The parts are assembled as indicated in Figs.

with a transverse groove, and the floating hinge 1-2 and 8. The inner plate I is secured toI plate axis is provided with a circular groove, the two 5 and 6 after the ball elements are positioned in sets of bearings engage each other and pivot the their ball receiving recesses IZ and I4. 15 door about the control. It will be understood, however, that my in- With this and other objects in view the invention is not necessarily limited to any specific vention consists in a hinge of the class and for use herein shown and disclosed. the purpose specied, which is simple in con- Having fully described my invention what I struction and operation, efficient in use and claim and desire to receive by Letters Patent is: 20 which is constructed as hereinafter described and 1. A door hinge of the concealed type ccmclaimed. prising two members provided with end anges,

The invention is fully disclosed in the followthe end flanges of one member being parallel ing specification, of which the accompanying and overlapping the end flanges of the other drawing forms a part in which the separate views member, pivotal means extending between each 25 of my invention are designated by suitable refpair of adjacent overlapping flanges, said 'pivotal erence characters in each of the views and in means comprising a ball element seated in a which: recess in a flange an-d movable in an arc-shaped Fig. 1 is a sectional plan view of the hinge, groove in an adjacent flange and pivotal control the dotted lines illustrate part of sheet metal means extending between said-adjacent flanges, 30

surrounding a body and door. said control means comprising a ball lelement Fig. 2 is a sectional plan view of the hinge seated in a recess in a flange and movable in a showing it in an open position. f groove in an adjacent flange, said grooves extend- Fig. 3 is a plan View of the stationary plate ing in the closed position of the members outmember. wardly and forwardly of the door jamb. 35v

Fig. 4 is an elevation of the two half plates of 2. A door hinge of the concealed type comthe stationary member. prising two members provided with end flanges, Fig. 5 is an elevation of the inner plate. the iianges of one member being parallel and Fig. 6 is a plan View and Fig. l an elevation view overlapping the flanges of the other member,

of the pivotal plate member. pivotal means extending between each pair `of 40 Fig. 8 is an elevation of the two plate members adjacent overlapping flanges, said pivotal means and the two sets of bearings in position. comprising ball elements seated in recesses in In said drawing I denotes part of sheet metal the flanges, and movable in grooves in adjacent around a body pillar and 2 is part of sheet metal flanges, one of said grooves being arc-shaped and around the edge of a door, 3 indicates the outer extending about an edge of one flange and the 45 door ange construction. other groove extending obliquely in an adjacent The hinge is shown with two plate members ange, said grooves extending in the closed posiforming overlapping end anges, and two sets of tion of the members outwardly and forwardly of ball bearings inserted therein. One set of bearthe door jamb. ings forms the control by a transverse groove, CHARLES DUMELIN. 50

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