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Title: Method and apparatus for making business form dummy



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Claims: What is claimed is:

1. A method for forming a test dummy of business forms for imprinting by a business machine having a plurality of spaced apart traction pins for moving said forms through said machine comprising the steps of:

collating a selected variable number of paper business forms including interleaved carbon papers of variable thickness to create a stack having one common longitudinal edge;

moving said edge a predetermined distance past a plurality of perforating dies each spaced by a distance corresponding to the spacing between each pair of traction pins and a respective aligned perforating punch with said dies and punches longitudinally aligned parallel to said edge and past a plurality of crimping dies each having an aligned respective crimping punch to position said stack between all of said punches and dies; and

simultaneously and manually operating all of said punches relative to all of said dies while said stack is stationary for both piercing and crimping said stack at a plurality of spaced positions adjacent said one edge of said stack to form a series of first perforations spaced apart by a distance corresponding to the distance between said spaced apart traction pins and spaced from said one edge by said predetermined distance.

2. The method claimed in claim 1, in which papers and carbons of different thicknesses are located at selected positions in said stack, and another longitudinal edge parallel to said one edge of said stack is thereafter moved said predetermined distance past all of said perforating dies and all of said punches are thereafter moved relative to all of said dies to form a second series of spaced apart perforations and crimp said stack adjacent said other edge.

3. The method claimed in claim 1 including the step of securing said dies, punches and pins to a common plate together with means for moving said punches relative said dies and a pair of transverse locating bars for positioning said stack relative said dies.

4. A method for forming a test dummy of business forms comprising the steps of:

collating a selected number of paper business forms to create a stack:

inserting said stack between a plurality of perforating and crimping dies each having an aligned respective punch;

simultaneously and manually operating said punches relative to said dies for piercing and crimping said stack at a plurality of spaced positions adjacent one edge of said stack,

locating spaced perforations of one perforated and crimped stack on a respective pin,

locating spaced perforations of a second perforated and crimped stack on a respective pin with edges of each stack in adjacent parallel positions, and

securing the adjacent edges of each stack to each other to splice said stacks between the pins of one stack and the pins of the other stack.

5. Portable manually operable apparatus for punching and crimping a test dummy stack of paper business forms containing an indeterminate plurality of said forms with said forms adapted to have selected different thicknesses and located at any selected position in the stack for imprinting by a print out machine having spaced apart traction pins for moving stack, the improvement comprising:

a plate,

a punch and die set carried by said plate with said punch and die set including a plurality of longitudinally aligned perforating punches and dies adapted to receive said stack of business forms therebetween and a series of longitudinally aligned crimping dies and crimping punches adapted to simultaneously receive said stack therebetween, said perforating punches each spaced from each other by a distance corresponding to the space between said spaced apart traction pins and having an aligned perforating die, and

means for simultaneously manually moving all of said punches relative all of said dies for perforating each paper in said stack while said stack is stationary to enable subsequent engagement by said traction pins and for crimping said stack at a plurality of spaced positions offset from the perforating punches and dies to hold said stack in assembled condition during imprinting.

6. In the portable manually operable apparatus claimed in claim 5 a locating bar on said plate having an edge for positioning one edge of said stack parallel to the aligned perforating punches and dies, and a second locating bar on said plate for positioning another edge of said stack transverse to said first edge relative said punches and dies.

7. In the portable manually operable apparatus claimed in claim 5, a guide plate carried by one of said bars to prevent overriding of said bar by any forms of said stack.

8. In the apparatus claimed in claim 6 a punch holder in which all of said punches are carried, a pair of standards secured to said plate for movably supporting and guiding the movement of said holder toward and from said dies, and a cam bar having an eccentric surface and pivotally supported by said standards for moving said eccentric surface against said punch holder for moving said punch holder toward said dies.

9. The apparatus claimed in claim 8 in which said cam bar is in continuous engagement with said punch holder over a distance coextensive with the spacing of said longitudinally aligned punches.

10. The apparatus claimed in claim 5 in which said perforating punches project different distances toward said stack and said stack includes at least five forms for perforation by said perforating punches.

11. The apparatus claimed in claim 10 in which a carbon is interleaved between each pair of forms.

12. The apparatus claimed in claim 10 in which at least 10 perforating punches and dies together with 3 crimp punches and dies are provided.

13. The apparatus claimed in claim 12 in which said perforating punches each perforates a circular hole in said forms.

14. Portable manually operable apparatus for punching and crimping a test dummy stack of paper business forms containing an indeterminate plurality of said business forms with said forms adapted to have selected different thicknesses and located at any selected position in the stack for imprinting by a print out machine having traction pins for moving said stack, the improvement comprising:

a plate,

a punch and die set carried by said plate with said punch and die set including a plurality of longitudinally aligned perforating punches and dies adapted to receive said stack of business forms therebetween and a series of aligned crimping dies and crimping punches and adapted to simultaneously receive said stack therebetween,

means for simultaneously manually moving all of said punches relative all of said dies for perforating each paper in said stack to enable engagement by said traction pins and crimping said stack and at a plurality of spaced positions to hold said stack in assembled condition during imprinting,

a splicing jig carried by said plate with said splicing jig including one pair of spaced pins for receiving a respective perforation adjacent one edge of one perforated stack; and another pair of spaced pins for receiving a respective perforation adjacent one edge of another perforated stack for aligning the one edge of each stack between each pair of pins to enable the aligned splicing of said stacks to each other.

15. In the apparatus claimed in claim 14 means for adjusting the spacing between one pin and another pin.

16. The apparatus claimed in claim 15 in which said adjusting means comprises a block carrying one piece of each pair and adjustably positioned relative said plate.

17. The apparatus claimed in claim 16 in which said block is reversably positioned in said plate for enabling said pins to be spaced for engaging the perforations of either an 81/2 inch or 11 inch edge of said forms.

Other info:


Inventors: Olsen, Samuel R. (Streamwood, IL, US)
Lapp, Robert (Hinsdale, IL, US)

Application Number: 715685
Filing Date: 1976-08-19
Publication_date: 1978-01-17
Assignee:
Primary Class(es): 493/350 493/353, 493/390
Other Classes:
US Patent Ref:
766905Aug, 1904Ruth93/1.
2638986May, 1953Emmer83/633.
3517589Jun, 1970Herd et al.93/1.

Other Refs: 701,749
Dec, 1953UK

Primary Examiner: Coan, James F.
Assistant Examiner:
Attorney: Newman; Gerald M.