brass plug

[EARTHWORKS]

a

 

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[taz42o]

For repairing bicycle tube.

http://cgi.ebay.com/RARE-PREWAR-*NO...ASS-PLUGS_W0QQitemZ350172808108QQcmdZViewItem

 

[PBK]

It's part of a brass plug or "puncture closer" for pneumatic tires. Robert William Sampson of Whitestone, NY received at least half a dozen related patents, c. 1898-1916. The complete device is shown below.



Here's a link to one of the early patents:

http://www.google.com/patents?id=As...ser&source=gbs_selected_pages&cad=0_1#PPA1,M1

 

[EARTHWORKS]

Wow thanks for the help!!

 

[trikikiwi]

A cool find and another Classy ID

Mike