IP Library Granted Patent US 7,472,539
Granted Patent B2
US 7,472,539 · App. 11/880,095 · Granted Jan 6, 2009

Chain having a plurality of chain links

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Quick Facts
Patent No.
US 7,472,539
App. No.
11/880,095
Granted
Jan 6, 2009
Kind
B2
Abstract

A link plate for a plate-link chain that is composed of a plurality of chain links that include link plates, wherein adjacent chain links are hingedly connected with each other by connectors received in openings of the link plates. The link plate is a plate member having a predetermined thickness and a pair of spaced openings. Web regions between an outer edge section of the plate and an adjacent plate opening have a width that is less than about 0.8 times the predetermined thickness of the plate member.

Claims (6)

1. A link plate for a plate-link chain that is composed of a plurality of chain links that include link plates, wherein adjacent chain links are hingedly connected with each other by connectors received in openings of the link plates, said link plate comprising: a plate member having a predetermined thickness and a pair of spaced openings; web regions defined between an outer edge section of the plate and an adjacent plate opening; wherein the web regions have a width that is less than about 0.8 times the predetermined thickness of the plate member.

2. A link plate in accordance with claim 1 , wherein the link plate is of elongated form and has rounded ends, and a plate opening is provided at each rounded end, wherein the web regions are provided between the rounded ends and respective adjacent plate openings.

3. A link plate in accordance with claim 2 , wherein the web region at each rounded end of the elongated link is of substantially semicircular form.

4. A link plate in accordance with claim 1 , wherein the link plate includes spaced teeth for incorporation of the link plate into a toothed chain, and wherein the web regions include regions between outer flanks of the teeth and a respective adjacent plate opening.

5. A link plate in accordance with claim 4 , wherein the web regions include regions between inner flanks of the teeth and a respective adjacent plate opening.

6. A link plate in accordance with claim 1 , wherein the link plate includes spaced teeth for incorporation of the link plate into a toothed chain, wherein the web regions include regions between inner flanks of the teeth and a respective adjacent plate opening.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 18, 2008
From: LUK LAMELLEN UND KUPPLUNGSBAU BETEILIGUNGS KG
To: SCHAEFFLER KG
Reel/Frame 021855/0209 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 5, 2007
From: SPORRER, JOACHIM
To: LUK LAMELLEN UND KUPPLUNGSBAU BETEILIGUNGS KG
Reel/Frame 020086/0167 →