Safety locking device

• US 3,390,404 A
• Filed: 12/08/1966
• Issued: 06/25/1968
• Est. Priority Date: 12/21/1965
• Status: Expired due to Term

• Current Assignee: Morris D. Murchison
• Original Assignee: Morris D. Murchison
• Inventors: Murchison, Morris D.
• Application Number:
  US04/600,097
• Time in Patent Office: 565 Days
• US Class Current: 439/148
• CPC Class Codes: B65D 50/067 using integral or non-integral accessories, e.g. tool, key B65D50/062, B65D50/064, B65D50/065 take precedence
• CPC Class Codes: H01R 13/62 Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
• CPC Class Codes: Y10T 292/0945 Operating means
• CPC Class Codes: Y10T 292/1075 Operating means

Claims

1. A SAFETY LOCKING DEVICE COMPRISING:

(A) A FIRST DISC AND A SECOND DISC, (B) MEANS MOUNTING SAID DISCS IN LINE WITH SAID FIRST DISC BEING ROTATABLE WITH RESPECT TO SAID SECOND DISC AND SAID FIRST DISC BEING MOVABLE TOWARD SAID SECOND DISC, (C) MEANS BIASING SAID DISCS TOWARDS EACH OTHER, (D) INTERLOCKING MEANS PREVENTING ROTATION OF SAID FIRST DISC RELATIVE TO SAID SECOND DISC UNTIL SAID DISCS ARE SEPARATED BY A PREDETERMINED DISTANCE, (E) AND A LOCKING ARM EXTENDING THROUGH SAID SECOND DISC AND ROTATABLE BETWEEN A LOCKING POSITION AND AN UNLOCKING POSITION, SAID LOCKING ARM INCLUDING MEANS LOCATED BETWEEN SAID FIRST AND SECOND DISCS AND ACTUATED BY ROTATION OF SAID FIRST DISC RELATIVE TO SAID SECOND DISC TO ROTATE SAID LOCKING ARM BETWEEN SAID LOCKING AND UNLOCKING POSITIONS.