Ball joint forming methods

• US 3,376,633 A
• Filed: 04/20/1966
• Issued: 04/09/1968
• Est. Priority Date: 04/20/1966
• Status: Expired due to Term

• Current Assignee: Richard H. Wesley
• Original Assignee: Richard H. Wesley
• Inventors: Wesley, Richard H.
• Application Number:
  US04/543,985
• Time in Patent Office: 720 Days
• US Class Current: 29/421.2
• CPC Class Codes: B21D 26/12 initiated by spark discharge
• CPC Class Codes: F16C 11/0609 made from two or more parts
• CPC Class Codes: F16C 11/0685 Manufacture of ball-joints and parts thereof, e.g. assembly of ball-joints
• CPC Class Codes: Y10T 29/49666 with metallurgical bonding
• CPC Class Codes: Y10T 29/49806 Explosively shaping
• CPC Class Codes: Y10T 29/49853 of sphere, i.e., ball, in socket

Claims

1. A METHOD FOR MAKING SEAL-TIGHT BALL JOINTS, AND METHOD COMPRISING:

(A) FORMING A FIRST TUBULAR MEMBER WITH A SPHERICAL, ENLARGED PORTION THEREON;

(B) TRUNCATING SAID SPHERICAL PORTION ALONG A PLANE SUBSTANTIALLY PERPENDICULAR TO THE LONGITUDINAL AXIS OF SAID FIRST TUBULAR BODY TO FORM A LARGER AND A SMALLER SEGMENT;

(C) INSERTING ONE EXTREMITY OF A SECOND TUBULAR MEMBER A SELECTED DISTANCE INSIDE THE MOUTH OF THE LARGER SEGMENT;

(D) CONFINING SAID FIRST AND SECOND TUBULAR MEMBERS WITHIN A SUITABLE DIE MEANS;

(E) DISCHARGING WITHIN SAID SECOND TUBULAR MEMBER BY THE CAPACITOR DISCHARGE METHOD A QUANTITY OF