B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
B29D35/00—Producing footwear
B29D35/12—Producing parts thereof, e.g. soles, heels, uppers, by a moulding technique
B29D35/124—Heels
A—HUMAN NECESSITIES
A43—FOOTWEAR
A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
A43B21/00—Heels; Top-pieces or top-lifts
B—PERFORMING OPERATIONS; TRANSPORTING
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Casting Or Compression Moulding Of Plastics Or The Like
(AREA)