Patent ID: 8590070

Claim:
A water-saving toilet bowl without a water tank, comprising 1) a flush pipe, 2) a toilet bowl body, comprising 2.a) a cavity, 2.b) a discharge pipe, communicating with a bottom of the cavity, and 3) a flush device, comprising 3.a) a casing having a connection passage therein, 3.b) an end cap fixed to the casing, comprising a hole to communicate with a control cavity, 3.c) an inlet passage connected with a water pipe, disposed at the junction of the casing and the end cap, and 3.d) an outlet passage, connected with the flush pipe, with the inlet passage and the outlet passage communicating with the connection passage, and 3.e) a separation member, provided between the casing and the end cap and adapted to open or close the connection passage and the inlet passage, further comprising a throttle bore to communicate the inlet passage and the communication passage with the control cavity, 3.f) the control cavity, defined between the end cap and the separation member, 3.g) a control valve, connected to the control cavity, controlled by a power source of a drive motor to open or close the control cavity, with the drive motor comprising a control switch located on the toilet bowl body, the control valve further comprising 3.g.i) an outer casing, comprising a hollow protruding post corresponding to the hole of the end cap, 3.g.ii) a linkage rod inserted in the outer casing, and 3.g.iii) a control valve core, disposed in the hollow protruding post, connected with the linkage rod connected with a motor shaft of the drive motor, with one end of the hollow protruding post, facing the linkage rod, being provided with a partition having a through hole, wherein the control valve core is linked by the linkage rod through the through hole, and is slidably movable in the hollow protruding post to open or close the through hole.