Assembling joint for assembling framework comprising tubular rods, and framework with such assembling joints

• US 3,155,405 A
• Filed: 02/14/1961
• Issued: 11/03/1964
• Est. Priority Date: 02/14/1961
• Status: Expired due to Term

• Current Assignee: Poul Cadovius
• Original Assignee: Poul Cadovius
• Inventors: POUL CADOVIUS
• Application Number:
  US04/089,186
• Time in Patent Office: 1,358 Days
• US Class Current: 403/13
• CPC Class Codes: A47B 47/021 Racks or shelf units A47B47/03 takes precedence
• CPC Class Codes: F16B 2012/446 with three-dimensional corner element, the legs thereof being inserted in hollow frame members
• CPC Class Codes: F16B 7/0446 for tubes using the innerside thereof F16B7/025 takes precedence
• CPC Class Codes: Y10T 403/1616 Position or guide means
• CPC Class Codes: Y10T 403/602 by separate spring

Claims

1. A JOINT ELEMENT FOR ASSEMBLING ROD ELEMENTS HAVING UNOBSTRUCTED TUBULAR ENDS, WHICH JOINT ELEMENT COMPRISES A CARRYING ELEMENT AND A PLURALY OF OUTWARDLY PROJECTING PIN MEMBERS FIXEDLY JOINED TOGETHER, EACH OF SAID PIN MEMBERS HAVING TWO FITTING PORTIONS SPACED APART IN THE AXIAL DIRECTION OF THE PIN MEMBERS AND HAVING AN ELONGATED INTERMEDIATE PORTION OF SUBSTANTIALLY REDUCED CROSSSECTION, SAID FITTING PORTIONS CORRESPONDING SUBSTANTIALLY TO THE INTERNAL CROSS-SECTIONAL CONFIGURATIONS AND DIMENSIONS OF SAID TUBULAR ENDS TO EFFECT SLIDING ENGAGEMENT THEREWITH, THE ONE OF SAID FITTINGS PORTIONS REMOTE FROM SAID CARRYING ELEMENT BEING FORMED WITH A GENERALLY ARCUATE PERIPHERAL SURFACE AND IN CONJUNCTION WITH SAID INTERMEDIATE PORTION TO PERMIT PARTIAL INTERCOUPLING OF SAID JOINT ELEMENT AND ROD ELEMENT AND A ROD SAID PIN MEMBER SO THAT SAID JOINT ELEMENT AND A ROD ELEMENT MAY BE ASSEMBLED BY INITIAL ASKEW INTECOUPLING OF THE TUBULAR END AT AN ANGLE TO THE AXIS OF PIN MEMBER AND BY FINAL ALIGNED INTERCOUPLING OF SAID TUBULAR END AT BOTH FITTING PORTIONS OF SAID PIN MEMBER.