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| United States Patent |
6,416,051
|
|
Autz
|
July 9, 2002
|
Sheet guiding device and method of production
Abstract
A sheet guiding device having a top plate formed with a smooth side facing
towards sheets to be guided past the device, includes at least one
depression defining at least one connecting region, the at least one
depression being formed in the top plate from the smooth side thereof, and
at least one rear element fastened to a rear side of the top plate and
having at least one connecting portion assigned to the at least one
connecting region, the at least one rear element bearing against the top
plate and being connected thereto by laser weld seams forming a connection
to the top plate at the at least one connecting region defined by the at
least one depression, the at least one depression formed in the top plate
being deeper than any deformation induced by the laser weld seams; and
method of producing the device.
| Inventors:
|
Autz; Helmut (Heidelberg, DE)
|
| Assignee:
|
Heidelberger Druckmaschinen (Heidelberg, DE)
|
| Appl. No.:
|
658709 |
| Filed:
|
September 11, 2000 |
Foreign Application Priority Data
| Mar 11, 1998[DE] | 198 10 387 |
| Current U.S. Class: |
271/195; 271/264; 406/86; 219/121.63; 219/121.64; 29/890.039 |
| Intern'l Class: |
B65H 029/24 |
| Field of Search: |
271/264,195,204
406/86
29/DIG. 39,890.039
428/582,544
34/618
219/121.63,121.64
156/272.6
|
References Cited
U.S. Patent Documents
| 4320281 | Mar., 1982 | Cruickshank et al. | 219/121.
|
| 4833295 | May., 1989 | Locker et al. | 219/121.
|
| 5299965 | Apr., 1994 | Lee | 219/121.
|
| 5676865 | Oct., 1997 | Chang | 219/121.
|
| 5749414 | May., 1998 | Damsohn et al. | 219/121.
|
| 5988633 | Nov., 1999 | Henn et al. | 271/195.
|
| 5992845 | Nov., 1999 | Fendler et al. | 271/195.
|
| Foreign Patent Documents |
| 34 07 770 | Sep., 1985 | DE.
| |
| 42 09 067 | Sep., 1993 | DE.
| |
| 94 18 358.9 | Apr., 1995 | DE.
| |
| 44 06 847 | Sep., 1995 | DE.
| |
| 196 02 514 | Apr., 1997 | DE.
| |
| 0 725 025 | Aug., 1996 | EP.
| |
Other References
German Utility Model G 94 18 358.9, dated Apr. 6, 1995, sheet guiding
device.
|
Primary Examiner: Skaggs; H. Grant
Attorney, Agent or Firm: Greenberg; Laurence A., Stemer; Werner H., Mayback; Gregory L.
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