Rolling ring

Details Rolling ring Rolling ring

1976-03-01

1978-01-24

Shapiro, Paul E.

Earth working

Rolling, rotating or orbitally moving tool

Tool has circumferentially spaced teeth, tines, blades or...

172 1, 172555, A01B 2904

Patent

active

040698750

ABSTRACT:
A rolling ring for a loose ring packer-mulcher is fabricated from a strap of mild steel. Spurs are punched from the strap by a lance die and the strap is rolled to a ring and welded together.

REFERENCES:
patent: 1091243 (1914-03-01), Rasmussen
patent: 2472386 (1949-06-01), Schmeiser
patent: 2573037 (1951-10-01), Lutes
patent: 2596574 (1952-05-01), Lutes
patent: 2642305 (1953-06-01), Butler
patent: 3547204 (1970-12-01), Urban

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