Land vehicles – Ski or skate appliance or attachment – Ski pole
Patent
1981-09-28
1984-01-10
Peters, Jr., Joseph F.
Land vehicles
Ski or skate appliance or attachment
Ski pole
403109, A63C 1122
Patent
active
044249870
ABSTRACT:
A telescopic ski pole having at least first and second elongated tubular members, the first elongated tubular member having a diameter greater than the second elongated tubular member. The first elongated tubular member has disposed at one axial extremity thereof a radially inwardly extending flange having a bore disposed therein dimensioned and configured for engagement with the exterior surface of the second elongated tubular member and the second elongated tubular member has one axial extremity thereof having a radially outwardly extending flange having a circumferential surface dimensioned and configured for engagement with the interior bore of the first elongated tubular member. The flange on the first elongated member and the flange on the second elongated tubular member include structure for selective locking engagement between the two flanges to prevent relative axial movement between the first and second elongated tubular members.
REFERENCES:
patent: 3722903 (1973-03-01), Jones
patent: 4114911 (1978-09-01), Laird et al.
Brown Boniard I.
Peters Jr. Joseph F.
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