Dispensing apparatus including a pump package system
AssigneeLancer Partnership, Ltd.
InventorsAlfred A. Schroeder, Michael T. Romanyszyn, Jr., Samuel Durham
Life of this patent
Estimating the term…
Abstract
A unitary one-piece, disposable package includes a canister for storing a product. A pump housing formed integrally with the canister contains a progressive cavity pump that pumps product from the canister to an outlet chamber of the pump housing and out an outlet from the chamber. A product dispenser for use with the unitary one-piece, disposable package includes a housing, a chamber in the housing for receiving the package, and a motor within the housing for driving the progressive cavity pump of the package.
Claims21
A unitary one-piece, disposable package, comprising:
- a canister for storing a product;
- a pump housing formed integrally with said canister and including an intermediate wall defining a stator chamber and an outlet chamber, said pump housing receiving product from said canister;
- and
- a progressive cavity pump within said pump housing for pumping product from said canister out an outlet from said outlet chamber of said pump housing, said progressive cavity pump, comprising:
- a stator within said stator chamber communicating with said outlet chamber of said pump housing, and
- a rotor within said stator, wherein said rotor includes a conduit therethrough communicating with said outlet chamber of said pump housing.
A unitary one-piece, disposable package, comprising:
- a canister for storing a product;
- a pump housing formed integrally with said canister and including an intermediate wall defining a stator chamber and an outlet chamber, said pump housing receiving product from said canister;
- and
- a progressive cavity pump within said pump housing for pumping product from said canister out an outlet from said outlet chamber of said pump housing, said Progressive cavity pump, comprising:
- a stator within said stator chamber communicating with said outlet chamber of said pump housing, and
- a rotor within said stator, wherein said rotor includes vanes [at an end opposite to said shaft of said rotor, said vanes] extending into said outlet chamber of said pump housing.
A product dispenser, comprising:
- a canister that stores product;
- a housing;
- a pump chamber in said housing for receiving a pump;
- a canister chamber in said housing for receiving said canister that stores a product,
- said canister chamber providing communication of product from said canister to said pump chamber;
- a progressive cavity pump mounted within said pump chamber for pumping product from said canister out an outlet from said pump chamber;
- and
- means within said housing for driving said progressive cavity pump.
Dependencies are inferred from the claim text.