Impact testing machine

• US 2,755,658 A
• Filed: 07/09/1954
• Issued: 07/24/1956
• Est. Priority Date: 07/09/1954
• Status: Expired due to Term

• Current Assignee: Paul V. Brown
• Original Assignee: Paul V. Brown
• Inventors: Brown, Paul V.
• Application Number:
  US03/442,259
• Time in Patent Office: 746 Days
• US Class Current: 73/12.13
• CPC Class Codes: G01P 21/00 Testing or calibrating of apparatus or devices covered by the preceding groups

Claims

1. IN AN APPARATUS FOR TESTING THE IMPACT RESISTANCE OF AN OBJECT BY MEANS OF A FREE FALLING WEIGHT COMPRISING IN COMBINATION A STATIONARY FRAME;

A SECOND FRAME VERTICALLY ADJUSTABLE ON SAID STATIONARY FRAME;

AN ELECTROMAGNETIC ASSEMBLY SUPPORTED BY AND VERTICALLY ADJUSTABLE ON SAID SECOND FRAME, SAID ELECTROMAGNETIC ASSEMBLY BEING ADAPTED FOR RELEASABLY HOLDING SAID WEIGHT;

AN INDEXING ELEMENT ON SAID SECOND FRAME;

MEANS INTEGRAL WITH SAID ELECTROMAGNETIC ASSEMBLY RELEASABLY ENGAGEABLE WITH SAID INDEXING ELEMENT, SAID LEAST NAMED MEANS WHEN ENGAGED WITH SAID INDEXING ELEMENT BEING ADAPTED TO RETAIN SAID ASSEMBLY AT THE HEIGHT OF ENGAGEMENT, AND MEANS INTEGRAL WITH SAID ASSEMBLY FOR DISENGAGING SAID LAST NAMED MEANS AND REENGAGING THE SAME WITH SAID INDEXING ELEMENT AT A HIGHER PREDETERMINED VERTICAL INCREMENT, THEREBY DETERMINING THE SUCCESSIVE INCREMENTS OF VERTICAL MOVEMENT OF THE SAID ASSEMBLY.