Hexagonal spanner

• US 20080110305A1
• Filed: 11/15/2006
• Published: 05/15/2008
• Est. Priority Date: 11/15/2006
• Status: Abandoned Application

• Current Assignee: Cheng-Chien Tsai
• Original Assignee: Cheng-Chien Tsai
• Inventors: Tsai, Cheng-Chien
• Application Number:
  US11/599,557
• Publication Number:
  US 20080110305A1
• Time in Patent Office: Days
• US Class Current: 81/451
• CPC Class Codes: B25B 15/008 Allen-type keys
• CPC Class Codes: B25B 23/108 the driving bit being a Philips type bit, an Allen type bit or a socket

Abstract

A hexagonal spanner having an L shape comprises a short driving portion having a groove at one distal end thereof; and a first tightening unit enclosing around the groove of the short driving portion; an outer diameter of the first tightening unit being greater than a maximum diameter of the short driving portion; and a long driving portion having a groove at one distal end thereof; and a second tightening unit enclosing around the groove; an outer diameter of the second tightening unit being greater than a maximum diameter of the long driving portion.

Claims

1. A hexagonal spanner having an L shape comprising:

a hexagonal short driving portion;

a hexagonal long driving portion having a groove at one distal end thereof; and

a C ring enclosing around the groove;

an outer diameter of the C ring being greater than a maximum diameter of the long driving portion.

2. The hexagonal spanner as claimed in claim 1, wherein the short driving portion having a groove;

and a C ring encloses around the groove;

an outer diameter of the C ring is greater than a maximum diameter of the long driving portion.

3-5. -5. (canceled)

6. A hexagonal spanner having an L shape comprising:

a hexagonal short driving portion;

a hexagonal long driving portion having a groove at one distal end thereof; and

an O ring enclosing around the groove;

an outer diameter of the O ring being greater than a maximum diameter of the long driving portion.

7. The hexagonal spanner as claimed in claim 6, wherein the short driving portion having a groove;

and a C ring encloses around the groove;

an outer diameter of the C ring is greater than a maximum diameter of the long driving portion.