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US3560901A Expired / Lapsed US ⏱️ 0.0 years remaining

Electromagnetic relay

Assignee: Omron Corp
•
Filing: 1969-03-12
•
Granted: 1971-02-02
•
Expires: 1989-03-12
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Abstract

Abstract AN ELECTROMAGNETIC RELAY ASSEMBLY OF THE PLUNGER TYPE CONSISTING OF SEPARATE ELECTROMAGNETIC AND SWITCH STRUCTURES, WITH A SNAP-ON TYPE BINDING MEMBER MOUNTED ON THE ELECTROMAGNET STRUCTURE AND GRIPPING THE SWITCH STRUCTURE TO HOLD THE TWO TOGETHER IN A SIMPLIFIED MANNER SO THAT THE ELECTROMAGNET PLUNGER BEARS ACCURATELY ON THE MOVABLE ACTUATOR OF THE SWITCH ASSEMBLY. BOTH THE ELECTROMAGNET AND THE SWITCH PORTIONS OF THE UNIT ARE OF CONVENIENTLY SIMPLE CONSTRUCTION FOR EASE OF ASSEMBLY, ELIMINATING THE NEED FOR FASTENING ELEMENTS SUCH AS SCREWS AND THE LIKE. THE ENTIRE ASSEMBLY IS FITTED WITHIN A HOUSING, AND A SEPARATE MOUNTING ELEMENT IS PROVIDED FOR SECURING THE RELAY TO A WALL STRUCTURE.

Inventors

  • 👤 Shizuka Horii
  • 👤 Fumiyoshi Inada

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 22:38
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/02

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-02-01 1974-08-03 1975-02-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-02-01 1978-08-03 1979-02-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-02-01 1982-08-03 1983-02-02 $7700.00 Window Closed / Lapsed

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