Patent ID: 7189200

Claim:
An animal-use artificial inseminator comprising: an insemination tube, a nozzle, an insemination sheath, and a connector; wherein, said nozzle is installed at a front extremity of said insemination tube and said connector is installed at a rear extremity of said insemination tube, said insemination sheath having a front end inserted into an aperture of said nozzle at the front extremity of said insemination tube, a first protruding ring is unitarily formed near a rear end of the insemination sheath, said first protruding ring is seated at said aperture of said nozzle; slits are juxtaposed along two sides of the front end of the insemination sheath, with a diameter from said front end to said first protruding ring near the rear end thereof being smaller than an inner diameter of said insemination tube; a second protruding ring slightly larger than said first protruding ring is unitarily formed at the rear end of the insemination sheath such that a flared mouth results between said first and second protruding rings, and dimensions of said flared mouth are smaller than that of said nozzle; and said flared mouth is sleeved back along the exterior of the said nozzle until said second protruding ring tightly engages a rear end surface of said nozzle; said connector has a check membrane that closes a diverting passage, said check membrane consisting of an up and down, slanted incision forming a left and a right membrane element, with said left and right membrane elements having opposing, stacked beveled surfaces that are held flush by elastic pressure.