1
Henry J Beaudoin, Donald W Lammers, John A McCabe: Apparatus for applying an elastic waistband transversely of a longitudinally moving web. Curt G Joa, Fuller Puerner & Hohenfeldt, May 15, 1990: US04925520 (130 worldwide citation)

An elastic ribbon is fed over a vacuum drum. Rotating cutter blades use the drum as an anvil to cut the ribbon into spaced apart segments. A sheet comprising a diaper web runs over a roll that is spaced from the drum. A segment transferring and stretching device is arranged between the drum and roll ...


2
Edmund Radzins: Apparatus for applying elastic ribbon segments to diapers. Curt G Joa, Ralph G Hohenfeldt, December 21, 1982: US04364787 (102 worldwide citation)

To make diapers having elasticized regions, unstretched segments of elastic ribbon are deposited on a first rotating roll which has vacuum holes in its periphery for attracting the body of a segment and a mechanical element for temporarily securing one end. The first roll rotates segments successive ...


3
Randal D Lasure, Werner Schweizer, Ari Venetjoki: Rotary pad turner. Curt G Joa, Fuller Ryan & Hohenfeldt, June 25, 1991: US05025910 (93 worldwide citation)

Apparatus for turning pads through an angle of 90.degree. about an axis perpendicular to their plane as they are orbited with a drum from a pad pickup station to a pad transfer station. The drum has a plurality of circumferentially spaced apart supports inside of it. A hollow shaft extends radially ...


4
Radzins Edmund: Method for applying attaching tapes to pads. Curt G Joa, November 13, 1973: US3772120 (80 worldwide citation)

Attaching tapes and tape backing or liner are applied to pads such as disposable diapers as they are advanced past a vacuum roller where strips of tape and tape backing are applied to successive pads to interconnect adjacent pad ends. The connected pads are advanced to a cut-off knife which cuts the ...


5
John A McCabe, Richard J Nehrlich, Bradley M Dahmer: Pants type diaper and method for producing same. Curt G Joa, Ryan Kromholz & Manion S C, November 19, 2002: US06482278 (80 worldwide citation)

A pants-type diaper, is provided which is equipped with leg-hole elastics which effectively encircle the leg-holes without traversing the crotch region. Also provided are methods for producing such diapers. Typical products of this type are provided with an outer laminate, formed of an inner liner m ...


6
John L Hirsch: Flying splice apparatus. Curt G Joa, Joseph P House Jr, August 15, 1978: US04106974 (73 worldwide citation)

Flying splice apparatus and method for splicing the leading end of a new web of rolled web material to a running web. The running web is trained between two coacting rotors respectively provided with coacting web press jaws. When a splice is to be made, the rotors are turned concurrently through a c ...


7
John L Hirsch: Adhesive tape bag closure. Curt G Joa, Joseph P House Jr, February 22, 1977: US04008851 (72 worldwide citation)

A strip of adhesive tape is relatively permanently attached at one end to a bag near the open end thereof and is strippably attached to the bag in the remaining portions of the tape. To close the bag, the strippable portion of the tape is stripped away from the bag, which is then puckered and desira ...


8
Alexandru Dobrescu, Erik Harikkala: Counterbalanced web accumulator. Curt G Joa, Ryan Kromholz & Manion, April 18, 2000: US06050517 (71 worldwide citation)

A linear web accumulator is provided wherein a web is threaded alternately between two sets of movable rollers. Each set of movable rollers is connected to the other through a mechanical connection, so that relative motion of the sets is always simultaneously toward each other or away from each othe ...


9
John L Hirsch, Edmund A Radzins: Method and apparatus for applying adhesive attaching tapes to pads. Curt G Joa, Joseph P House Jr, October 16, 1979: US04171239 (71 worldwide citation)

Method and apparatus for applying adhesive attaching tapes to pads, such as diapers, in which an elongated strip of adhesive tape having an adhesive face and a non-adhesive back is folded longitudinally about a hinge line to form tape wings having their non-adhesive backs together and their adhesive ...


10
John L Hirsch: Diaper packer. Curt G Joa, Joseph P House Jr, November 8, 1977: US04056919 (71 worldwide citation)

Apparatus for packing pads such as disposable diapers in shipping cartons includes one or more carriages having receptacles or bins with two open sides and an open top. The carriage moves the bins between a loading position where a stack of diapers is pushed into the bin and an unloading position wh ...