STOPPER PIN FOR STAFF

PURPOSE:To provide a stopper pin for staff improved not to loose function and fail even in the case an impact force works on it. CONSTITUTION:Constituted are of a cylinder part 6 fixed in a reception hole 5 provided in the small diameter side 2b of a staff consisting of a plurality of square cylinde...

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Bibliographische Detailangaben
1. Verfasser:	KANEZASHI MASAKAZU
Format:	Patent
Sprache:	eng
Schlagworte:	GYROSCOPIC INSTRUMENTS MEASURING MEASURING ANGLES MEASURING AREAS MEASURING DISTANCES, LEVELS OR BEARINGS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS NAVIGATION PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS SURVEYING TESTING
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Beschreibung
Zusammenfassung:	PURPOSE:To provide a stopper pin for staff improved not to loose function and fail even in the case an impact force works on it. CONSTITUTION:Constituted are of a cylinder part 6 fixed in a reception hole 5 provided in the small diameter side 2b of a staff consisting of a plurality of square cylinder combined free of extension in telescopic type, and a plunger part 7 of which tip can be inserted in a stopper hole 3 which slides in the cylinder part 6 and is provided in the large diameter side 2a with a spring force to the projectile direction. The reception hole 5 is penetrated from the front surface to the back surface of the square cylinder. The bottom side of the cylinder part 7 is fixed on the front surface of the square cylinder and the top side is fixed on the back surface of the square cylinder.