IPIQ

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

F16

ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL

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F16B

DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING

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13/00

Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose

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F16B13/04

with parts gripping in the hole or behind the reverse side of the wall after inserting from the front

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F16B13/08

with separate; or non-separate; gripping parts moved into their final position in relation to the body of the device without further manual operation

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F16B13/0875

with elastic discs or spring washers anchoring in the hole

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