Electromagnetic control system for fluid actuated suspension system

• US 3,181,878 A
• Filed: 12/15/1959
• Issued: 05/04/1965
• Est. Priority Date: 12/15/1959
• Status: Expired due to Term

• Current Assignee: Arthur E. Vogel
• Original Assignee: Arthur E. Vogel
• Inventors: Vogel, Arthur E.
• Application Number:
  US03/859,611
• Time in Patent Office: 1,967 Days
• US Class Current: 280/5.507
• CPC Class Codes: B60G 17/0155 pneumatic unit
• CPC Class Codes: Y10S 280/01 Load responsive, leveling of vehicle
• CPC Class Codes: Y10T 137/86686 Plural disk or plug

Claims

1. A CONTROL SYSTEM FOR A VEHICLE SUSPENSION OF THE TYPE THAT INCLUDES SPRUNG AND UNSPRUNG WEIGHT PORTIONS WITH A RESILIENT MEANS INTERPOSED BETWEEN SAID WEIGHT PORTIONS, SAID CONTROL SYSTEM COMPRISING, IN COMBINATION, VALVE MEANS MOUNTED ON ONE OF SAID WEIGHTS FOR CONTROLLING THE FLOW FLUID TO AND FROM SAID RESILIENT MEANS AND INCLUDING A FLOW CONTROL ELEMENT MOVEABLE BETWEEN A "CENTERED" POSITION, AND "UP" POSITION, AND A "DOWN" POSITION;

SAID FLOW CONTROL ELEMENT INCLUDING A FIRST ELECTRO-MAGNEIT COUPLING PORTION;

AN ACUTATOR ELEMENT CONNECTED TO THE OTHER OF SAID WEIGHTS AND INCLUDING A SECOND ELECTRO-MAGNETIC ENERGY;

AND SWITCH MEANS IN CIRCUIT SOURCE OF ELECTRICAL ENERGY;

AND SWITCH MEANS IN CIRCUIT WITH ONE OF SAID ELECTRO-MAGNETIC COUPLING PORTIONS FOR MAGNETICALLY CONNECTING AND DISCONNECTING SAID COUPLING PORTIONS.