US PATENT SUBCLASS 452 / 21
SHIRRING OF CASING

Current as of: June, 1999
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452 /   HD   BUTCHERING

21SHIRRING OF CASING {5}
22  DF  .~> Combined with sausage stuffing
23  DF  .~> Multiple shirring devices operating simultaneously
24  DF  .~> Shirring head {2}
27  DF  .~> Fluid lubrication of casing {1}
29  DF  .~> Severing into descrete lengths

DEFINITION

Classification: 452/21

SHIRRING OF CASING:

(under the class definition) Method or apparatus in which a flexible tubular container of either natural or artificial material, used to encase ground foodstuffs, is gathered into pleats about a core or mandrel.

SEE OR SEARCH CLASS

53, Package Making, appropriate subclasses for the packaging of shirred casing.

138, Pipes and Tubular Conduits,

118.1, for non-edible sausage casings, per se, including shirred casings, with more than nominal wall structure.

156, Adhesive Bonding and Miscellaneous Chemical Manufacture, appropriate subclasses for inedible casing making by bonding plural layers, and particularly

203, for joining of a one piece blank along a seam to form a tube.

206, Special Receptacle or Package, cross-reference art collection 802 for a collection of shirred sausage casing articles. 264, Plastic and Nonmetallic Article Shaping or Treating: Processes, for methods of molding an inedible casing.

383, Flexible Bags,

120, for pleated bags.

425, Plastic Article or Earthenware Shaping or Treating: Apparatus,

131.1+, for extrusion shaping apparatus for sausage casings.

426, Food or Edible Material: Processes, Compositions, and Products,

132+, particularly, subclass 135 for the combination of a sausage with an inedible casing, and subclasses 138+ for edible sausage casings, per se. Class 426 provides for sausage casings, and their method of manufacture when

combined with an edible perfecting feature (e.g., smoke flavoring the casing)

428, Stock Material or Miscellaneous Articles,

34.8, for non-edible sausage casings with nominal wall structure.

493, Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web,

186+, for a method or apparatus for end-dressing sausage casings.