Sleeve for pneumatic tube system utilized in e.g. hospital, has locking elements whose parts are arranged on base in sliding manner and outwardly pretensioned, when locking elements close sleeve and projections are engaged in openings

摘要

The sleeve has a sleeve tube (4) tightly connected with a sleeve head (1), where the sleeve head includes a sleeve body (2) and a cover (19). The cover for tightly closing the sleeve body is provided with projections, a cover base and multi-part locking elements (7, 7'). Parts of the locking elements are arranged on the cover base in a sliding manner and are outwardly pretensioned, when the locking elements close the sleeve and the projections are inwardly engaged in corresponding locking openings (8) of the sleeve body in a locked state of the sleeve. A recess is provided in the cover base to receive a transponder i.e. radio frequency identification (RFID) chip.