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Household appliance having a physical alteration element

  • US 9,850,618 B2
  • Filed: 10/10/2013
  • Issued: 12/26/2017
  • Est. Priority Date: 08/28/2012
  • Status: Active Grant
First Claim
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1. A household appliance for treating at least one item according to at least one cycle of operation, comprising:

  • a treating chemistry dispenser for receiving a unit dose container; and

    a piercing mechanism located proximate to the treating chemistry dispenser and comprising;

    a crank having an opening and moveable between a first position and a second position;

    a piercer that is moveable between a non-piercing position and a piercing position where the piercer is moved to perforate the unit dose container located within the treating chemistry dispenser; and

    a pin operably coupled to the piercer and retained within the opening; and

    wherein when the crank is moved between the first position and the second position, the pin moves within the opening and the pin controls a movement of the piercer between the non-piercing position and the piercing position.

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