摘要 |
The invention relates to a storage tank (10) for receiving a freezable operating medium (12), with a delivery unit (24), a suction line (30, 36, 38) and a pressure line (40, 52, 54). A siphon bend (48) is formed in the suction line (30, 36, 38) or in the pressure line (40, 52, 54). Said siphon bend is arranged at a height ?H (32) above a maximum filling level (20) of the operating medium (12) in the storage tank (10). |