Resources Contact Us Home
Method and apparatus for manufacturing book blocks

Image Number 3 for United States Patent #5887532.

During manufacture of thread-sewn book blocks (11) from a stack of flat sequentially juxtaposed signatures (3) which are sewn together by way of a double-stranded binding thread (9) which penetrates the folds (4) from the outside and extends in sections along the inside edge of the folds and is pulled out again, the binding thread sections (16, 17) which are inserted by a first sewing needle (5) between the legs (14) of the signatures (3) are captured by a gas jet and conveyed in form of a loop (21) to the adjacent second sewing needle (6) which pulls the loop (21) out of the signature (3) through a return stroke motion using a hook (22).

  Recently Added Patents
Fringe field switching mode liquid crystal display panel
Approaching object detection system
Proximity sensor arrangement in a mobile device
Tropoelastin derivatives
Compounds for the reduction of .beta.-amyloid production
Implementing state-of-the-art gate transistor, sidewall profile/angle control by tuning gate etch process recipe parameters
Mechanical and moisture protection apparatus for electronic devices
  Randomly Featured Patents
Developing apparatus, process cartridge, and image forming apparatus
Method and apparatus for span and subspan sorting rendering system
Method for web-based delivery of use-restricted programs to handle mail attachments
Secure video transmission system
Solid-state image sensor
Oil well cementing process and composition
Location services in a packet radio network
Synthesis of silicon nanocrystals by laser pyrolysis
Process for preparing 4,4,4-trichlorobutan-1-ol
Method and arrangement for determining distribution information