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This is a record of a document published elsewhere, first published by the United States Patent and Trademark Office, as US-4837540-A, on 6 June 1989. OpenTechnical did not first disclose it. The identifier, hashes and timestamps below record what this library served and when, not when the material became public. View the original.

OT-2026-000003483

Magnetic work-holder

Published
Permanent URL
Classification
Manufacturing & Assembly Equipment › Machining Systems
Assignee
TECNOMAGNETE SPA
Original source
US-4837540-A, the United States Patent and Trademark Office, 6 June 1989
Document SHA-256
807df633bebc38d25e4395b02bcb920cd22c6d487b45d982b2567a95aee7a434

A magnetic holding device, comprising magnetically activable holding surface having pole members of different polarities, and at least a first and a second single-pole extension members for said pole members of opposite polarities. Each pole-extension member comprises a base portion fastened to a pole member and a movable portion sliding on said base portion along an inclined surface the sliding surfaces of said first and second pole-extension members are slanted in opposite angular directions in respect to said holding surface of the device.

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Abstract

A magnetic holding device, comprising magnetically activable holding surface having pole members of different polarities, and at least a first and a second single-pole extension members for said pole members of opposite polarities. Each pole-extension member comprises a base portion fastened to a pole member and a movable portion sliding on said base portion along an inclined surface the sliding surfaces of said first and second pole-extension members are slanted in opposite angular directions in respect to said holding surface of the device.

1. Drawings

[0001]Sheet 1.

[0002]Sheet 2.

Publication information

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Citation

OpenTechnical Publication OT-2026-000003483, “Magnetic work-holder,” published September 15, 2026 at 20:33:25 UTC, https://opentechnical.org/p/OT-2026-000003483.

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