Metal working – Plural diverse manufacturing apparatus including means for... – Binding or covering and cutting
Patent
1976-05-19
1978-07-18
Simpson, Othell M.
Metal working
Plural diverse manufacturing apparatus including means for...
Binding or covering and cutting
29 566, 29428, 29787, 144 3E, 144 27, 144 32R, B27F 512, B27M 108
Patent
active
041006615
ABSTRACT:
A door hinge applying unit for supporting and releasably holding a door and the hinge jamb of the door frame in positions alongside each other with the butt-receiving surfaces of the door and jamb coplanar for applying the butts of a butt hinge, which unit includes a butt mortiser for simultaneously forming the mortises for said butts, a drilling device for forming the holes for the screws to secure said butts in said mortises, and a screw driving assembly for holding the hinge to be applied with the butts thereof opposed to said mortises, and for holding the screws for securing said butts in said holes in alignment with the latter. The unit includes actuating means for automatically actuating said mortiser, drilling device and screw driving and butt applying assembly, in succession, for (a) simultaneously mortising said surfaces for said butts, (b) then simultaneously drilling said holes, and then (c) positioning the butts in said mortises and simultaneously driving all of the screws for securing said butts in said mortises through the screw openings in said butts and into the previously formed screw holes in the butt mortises for tightly securing the butts in the mortises and to the door and hinge jamb.
REFERENCES:
patent: 2832381 (1958-04-01), Sherwood
patent: 3263723 (1966-08-01), Sheffield et al.
patent: 3772757 (1973-11-01), Goldstein
patent: 3854889 (1974-12-01), Lemelson
Bilinsky Z. R.
Norfield Manufacturing Co.
Simpson Othell M.
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