Land vehicles – Skates – Shoe attaching means
Patent
1975-08-29
1977-05-17
Peters, Jr., Joseph F.
Land vehicles
Skates
Shoe attaching means
A63C 1122
Patent
active
040238172
ABSTRACT:
There is disclosed herein a ski pole having a tubular handle end portion containing a warning signal device actuatable by a button or the like disposed at the end of the ski pole grip. The warning signal comprises either an audible signal or a visual signal transmitted through the wall of the pole which may contain light diffusive material providing a sparkling effect. The warning signal device is either mechanically or electrically operated.
REFERENCES:
patent: 2173624 (1939-09-01), Dyer
patent: 2473158 (1949-06-01), Luekens, Jr.
patent: 2997042 (1961-08-01), Mitchell
patent: 3246907 (1966-04-01), Chisholm
patent: 3488485 (1970-01-01), McGann
Gentile Anthony M.
Lah Josef
Mitchell David M.
Peters Jr. Joseph F.
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