Service area with compartments

• US 3,130,395 A
• Filed: 08/28/1962
• Issued: 04/21/1964
• Est. Priority Date: 08/28/1962
• Status: Expired due to Term

• Current Assignee: Luther G. Simjian
• Original Assignee: Luther G. Simjian
• Inventors: Simjian, Luther G.
• Application Number:
  US04/220,000
• Time in Patent Office: 602 Days
• US Class Current: 221/15
• CPC Class Codes: E04H 3/04 Restaurants or shops having arrangements for self-service
• CPC Class Codes: Y10T 70/7768 Key-removal preventing

Claims

1. A SERVICE AREA OF THE TYPE DESCRIBED INCLUDING IN COMBINATION:

A COMPARTMENT ACCESSIBLE FROM TWO SIDES FOR RECEIVING ARTICLES FROM EACH OF SAID TWO SIDES;

A DOOR MOUNTED FOR PROVIDING ACCESS TO SAID COMPARTMENT FROM ONE OF SAID SIDES WHEN SAID DOOR IS OPEN AND FOR PREVENTING ACCESS WHEN SAID DOOR IS CLOSED;

LOCK AND KEY MEANS FOR LOCKING SAID DOOR AND FOR PREVENTING ACCESS TO SAID COMPARTMENT;

SENSING MEANS DISPOSED FOR SENSING THE PRESENCE OF AN ARTICLE IN SAID COMPARTMENT;

MEANS FOR MAINTAINING SAID LOCK MEANS IN THE ABSENCE OF AN ARTICLE IN AN UNLOCKED POSITION AND FOR MAINTAINING SAID KEY MEANS CAPTIVE IN SAID LOCK MEANS WHILE SAID LOCK MEANS IS IN SAID UNLOCKED POSITION, AND MEANS COUPLED TO SAID LOCK MEANS AND TO SAID SENSING MEANS FOR RENDERING SAID LOCK MEANS CHANGEABLE FROM SAID UNLOCKED POSITION TO A LOCKED POSITION AND FOR ENABLING REMOVAL OF SAID KEY MEANS WHEN SAID LOCK MEANS HAS ASSUMED SAID LOCKED POSITION IN RESPONSE TO SAID SENSING MEANS SENSING THE PRESENCE OF AN ARTICLE IN SAID COMPARTMENT.