51412 ⎘
General aspects of processes or apparatus for joining preformed parts; 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; Joining substantially flat articles ; Making flat seams in tubular or hollow articles; Joining a relatively small portion of the surface of said articles; Joining substantially flat articles for forming corner connections, fork connections or cross connections Joining substantially flat articles for forming fork connections, e.g. for making Y-shaped pieces
Sub-classes:ULTRASONIC WELDING OF FABRICS FOR SLEEP APNEA TREATMENT
#2JOINTS FOR COMPOSITE LAMINATED PANELS AND BEAMS
#3ULTRASONIC WELDING OF FABRICS FOR SLEEP APNEA TREATMENT
#4Ultrasonic welding of fabrics for sleep apnea treatment
#5Method of making joint for structure
#6Methods for manufacturing elongated structural elements of composite material
#7Fluid-fillable barrier
#8Method for forming a fabric preform insert for a composite tank Y-joint
#9Ultrasonic welding of fabrics for sleep apnea treatment
#10Fabric preform insert for a composite tank Y-joint
#11Rib post
#12Tent structure having waterproof bottom corners and method for manufacturing the same
#13Apparatuses and methods for joining structural members, such as composite structural members
#14Joining element and method for its attachment on a surface