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Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B29
WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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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
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66/00
General aspects of processes or apparatus for joining preformed parts
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B29C66/40
General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
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B29C66/41
Joining substantially flat articles; ; Making flat seams in tubular or hollow articles
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B29C66/43
Joining a relatively small portion of the surface of said articles
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B29C66/434
Joining substantially flat articles for forming corner connections, fork connections or cross connections
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B29C66/4346
Joining substantially flat articles for forming cross connections, e.g. for making X-shaped pieces
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