Sewing machine lubrication system

Details Sewing machine lubrication system Sewing machine lubrication system

1983-03-28

1985-02-12

Schroeder, Werner H.

Sewing

Elements

Lubricating

74587, 384380, 184 615, D05B 7100

Patent

active

044984065

ABSTRACT:
A lubrication system for eccentric drives in a sewing machine wherein lubricant is fed through a hollow drive shaft and communicative radial ports. At its outlet end, the radial port is in fluid communication with a lubricant reservoir arranged on the eccentric's periphery. The lubricant reservoir being disposed on that portion of the eccentric's periphery measuring the greatest distance from the eccentric's rotating center.

REFERENCES:
patent: 569045 (1896-10-01), Holt
patent: 702612 (1902-06-01), Atkin
patent: 900928 (1908-10-01), Hone
patent: 1289903 (1918-12-01), Pogue
patent: 1950514 (1934-03-01), Plumley
patent: 2940802 (1960-06-01), Love
patent: 3060877 (1962-10-01), Ketterer
patent: 3361007 (1968-01-01), Belsanti et al.
patent: 4325589 (1982-04-01), Hirt

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