Convertible table structure for sewing machines

Details Convertible table structure for sewing machines Convertible table structure for sewing machines

1978-12-29

1980-10-07

Sakran, Victor N.

Supports: cabinet structure

Disappearing-instrument type

312 26, 312 30, 1122171, 108 96, A47B 8100, D05B 7500

Patent

active

042264863

ABSTRACT:
A convertible table structure, providing a planar table top adapted, among other things, to support an open-arm or portable type of sewing machine, includes an apertured platform providing the table top and having a platform section fitting the aperture and adapted to mount the sewing machine so it can be lowered to a position wherein its working surface is coplanar with the work top of the platform proper. Link means, such as parallel motion mechanism, attaches the platform section to the platform proper, and means, such as a specially shaped lever rod, is provided for moving the platform section between its coplanar position and a lowered position, as well as for locking the platform section in its coplanar position. Other means are provided for holding such platform section in a selected lowered position. Legs or other suitable structure, such as a cabinet, supports the platform at a convenient working level.

REFERENCES:
patent: Re28835 (1976-06-01), Roberts et al.
patent: 809240 (1906-01-01), Baurmann
patent: 831515 (1906-09-01), Kundtz et al.
patent: 1676108 (1928-07-01), Novak
patent: 2575725 (1951-11-01), McKay
patent: 2738248 (1956-03-01), Berker
patent: 2790689 (1957-04-01), Hubbell
patent: 3384037 (1968-05-01), Blevins
patent: 3726237 (1973-04-01), Devey et al.
patent: 4108512 (1978-08-01), White
patent: 4135463 (1979-01-01), Lacasse

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