Detachable spool

Description

FIG. 1 is a perspective view of a detachable spool showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view; and

FIG. 7 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
299836 June 1884 Nadelhoffer
1860249 May 1932 Jackson
2247881 July 1941 Hatfield
4351451 September 28, 1982 Wolfe
Patent History
Patent number: D303176
Type: Grant
Filed: Jun 19, 1986
Date of Patent: Sep 5, 1989
Inventor: Ta Y. Huang (Shu I Li,South District,Taichung)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Y. Brunot
Law Firm: Bacon & Thomas
Application Number: 6/876,352
Classifications
Current U.S. Class: D 3/24; 242/115