FIELD: transportation.
SUBSTANCE: fixing device is intended for telescopic rod of trolley. Rod comprises the following components: internal rod (1), connected with the first handle (1a) and arranged with the possibility of sliding inside external rod (2); the second handle at upper end of internal rod (1) to control fixation of internal rod (1) relative to external rod (2). The second handle is connected to pin passing through internal rod (1). In external rod (2) a toothed friction element is located. Internal rod (1) has teethed blocking element fixed in friction element and preventing displacement of internal rod (1) relative to external rod (2), when by means of conical groove of body connected to pin, blocking element is pressed to toothed element of friction to control position of body. The second handle is arranged with the possibility to control position of body in process of rotation around axis.
EFFECT: prevention of undesirable unblocking of telescopic device.
6 cl, 3 dwg
