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Stemless ball valve

  • US 8,132,786 B2
  • Filed: 09/25/2010
  • Issued: 03/13/2012
  • Est. Priority Date: 12/09/2008
  • Status: Expired due to Fees
First Claim
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1. A stemless ball valve comprising:

  • (a) a right flange;

    (b) a left flange;

    (c) a ball with an axis pin and two travel pins;

    (d) a ball seal on either side of the ball;

    (e) a guide sleeve with inner walls comprising two channels;

    (f) a cartridge guide holder;

    (g) an inner magnetic cartridge; and

    (h) an outer magnetic cartridge;

    wherein the ball is situated inside of the guide sleeve such that a travel pin is located in each of the two channels of the guide sleeve;

    wherein the guide sleeve is situated inside of the cartridge guide holder;

    wherein the cartridge guide holder is located adjacent to and outside of the inner magnetic cartridge and is secured to the inner magnetic cartridge such that when the inner magnetic cartridge rotates, the cartridge guide holder also rotates;

    wherein the inner magnetic cartridge is situated inside of the outer magnetic cartridge with a portion of one of the two flanges between the inner and outer magnetic cartridges;

    wherein rotation of the outer magnetic cartridge causes the inner magnetic cartridge to rotate;

    wherein the axis pin is inserted into an aperture in one of the two flanges; and

    wherein the cartridge guide holder is secured to the guide sleeve such that when the cartridge guide holder rotates, the travel pins move within the channels in the inner walls of the guide sleeve, thereby causing the ball to rotate.

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