Center devices and signals

Songs, consoles, centering devices and signals: the tripod is designed to install the tool in the operating position above (or under) the point – station. It consists of a metal head on which the tool is installed; three legs, articulatedly connected to the head; the backbone, with which the tool stand is attached to the tripod head. Under the tripod head, there are screws that clamp the legs of the tripod in hinges. In the center of the head is a stand. Ends the legs with metal shoes. Sliding legs have clamping lambs. In accordance with the high requirements for leveling I, II and III classes of accuracy, the tripod has inseparable legs made of hard wood. The upper parts of the legs are pivotally fastened from the headers. The upper parts of the legs and head are made of durable fest metal. In the center of the head there is a strain screw, and under the head there are three bolts that regulate the rotation of the tripod legs. The metal tripod of Theodolite Tom consists of a head and three sliding legs, articulatedly connected to the head. Long legs are ended with metal shoes and fixed in any position in the guides with lambs. The backbone is crocheted for hanging the plumb line. A belt for carrying a tripod and a pencil case for laying plumbing is attached to one of the legs. Interesting is the design of the tripod of high-precision optical theodolite from 02m. The tripod consists of a head and three inseparable legs, which are pivotally connected to the head by means of round rods. Under the head of a tripod in a special frame is a strain screw.