| 发明名称 |
Device and method for suctioning a sheet from a sheet stack and sheet-fed rotary printing machine and punch having the device |
| 摘要 |
A device and a method for raising and positioning an object, for example a sheet from a sheet stack, uses a whirlwind to generate a negative pressure for generating a retaining force and uses interference air for releasing the retaining force. |
| 申请公布号 |
US9278821(B2) |
申请公布日期 |
2016.03.08 |
| 申请号 |
US201514618125 |
申请日期 |
2015.02.10 |
| 申请人 |
Heidelberger Druckmaschinen AG |
发明人 |
Haeussler Manfred;Wolf Burkhard;Mueller Andreas;Renner Jochen;Zapf Matthias |
| 分类号 |
B65H3/08;B25J15/06;B26F1/02;B26D7/01 |
主分类号 |
B65H3/08 |
| 代理机构 |
|
代理人 |
Greenberg Laurence A.;Stemer Werner H.;Locher Ralph E. |
| 主权项 |
1. A device for suctioning and positioning an object, the device comprising:
a housing having a suction opening formed therein; a device disposed in said housing for generating a negative pressure using a whirlwind for suctioning the object, said device for generating said whirlwind being a rapidly rotating impeller having a drive shaft; and said housing having at least one flow duct disposed in said drive shaft for supplying or discharging interference air centrally into an interior of said whirlwind. |
| 地址 |
Heidelberg DE |
