Portable street barrier

• US 3,223,387 A
• Filed: 01/27/1964
• Issued: 12/14/1965
• Est. Priority Date: 01/27/1964
• Status: Expired due to Term

• Current Assignee: Pasquale C. Magliocco
• Original Assignee: Pasquale C. Magliocco
• Inventors: Magliocco, Pasquale C.
• Application Number:
  US04/340,234
• Time in Patent Office: 687 Days
• US Class Current: 256/1
• CPC Class Codes: E01F 13/02 free-standing; portable, e.g. for guarding open manholes E01F9/688 takes precedence; Portable signs or signals specially adapted for fitting to portable barriers

Claims

1. IN A PORTABLE STREET BARRIER, A STANDARD HAVING A WEIGHTED BOTTOM PORTION AND A TUBULAR UPRIGHT COLUMN, AN EXTENSIBLE ARM ASSEMBLY COMPRISING A PLURALITY OF FOLDABLE ARM SECTIONS PIVOTED TOGETHER AT THEIR ADJACENT END PORTIONS, DETENT MEANS ADJACENT EACH PIVOTAL CONNECTION FOR HOLDING SAID ARM SECTIONS IN RELATIVE ADJUSTED POSITION ON THEIR PIVOTS, A TUBULAR MEMBER, MEANS PIVOTALLY CONNECTING SAID TUBULAR MEMBER WITH THE FREE END OF AN END ARM SECTION OF SAID ARM ASSEMBLY, SAID TUBULAR MEMBER BEING SLIDABLY POSITIONED WITHIN SAID UPRIGHT COLUMN FOR ADJUSTMENT FROM AN UPPER POSITION TO A RETRACTED POSITION, POST MEANS FIXED WITHIN SAID COLUMN AND SPACED FROM SAID COLUMN WALL, MEANS CONNECTING SAID POST MEANS AND SAID TUBULAR MEMBER FOR GUIDING SAID TUBULAR MEMBER IN ITS MOVEMENT TO AND FROM RETRACTED POSITION IN SAID COLUMN, AND SPRING FRICTION MEANS BETWEEN THE TUBULAR MEMBER AND THE POST MEANS FOR RETAINING SAID TUBULAR MEMBER IN A VERTICALLY ADJUSTED POSITION.