Universal foot cup
The utility model discloses a universal foot cup which comprises a base, a screw rod and a connector, the upper portion of the base is concaved downwards to form an arc groove, the bottom of the arc groove is provided with a through hole penetrating through the base, the connector is arranged at one...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a universal foot cup which comprises a base, a screw rod and a connector, the upper portion of the base is concaved downwards to form an arc groove, the bottom of the arc groove is provided with a through hole penetrating through the base, the connector is arranged at one end of the screw rod, the lower end of the connector is provided with a semi-sphere part, and the lower end of the semi-sphere part is provided with a connecting rod. A limiting piece is arranged at the end, away from the through hole, of the connecting rod, the connecting rod penetrates through the through hole downwards, the outer diameter of the limiting piece is larger than the diameter of the through hole, and the through hole is located between the limiting piece and the semi-spherical part. The arc groove in the upper portion of the foot cup base makes contact with the semi-spherical part at the lower end of the connector, the connecting rod downwards penetrates through the through hole, then is sleeved wit |
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