Carrying apparatus for spherical objects
US6039511A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 9, 1998 |
| Grant date | Mar 21, 2000 |
| Priority date | — |
| Expiry date | Jul 9, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L21/67346
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A apparatus for carrying spherical objects is adopted, which comprises: a housing 1; a cylindrical rotor 6 arranged in the housing, including a plurality of recess grooves 11 which are open to the outer circumferential surface, the plurality of recess grooves being arranged radially from the center of the rotor 6; a guide ring arranged in the housing, the guide ring 3 including an inner hole 5, the section of which is elliptical, in which the cylindrical rotor 6 is accommodated; a vane 12 slidably arranged in each recess groove 11; a first carrier atmosphere feeding pipe 16 connected with a converting section of the guide ring 3 in which the inner hole 5 is changed from a small diameter section to a large diameter section; a first carrier atmosphere discharging pipe 17 connected with a converting section of the guide ring 3 in which the inner hole 5 is changed from a large diameter section to a small diameter section; a second carrier atmosphere feeding pipe 18 connected with a converting section of the guide ring 3 in which the inner hole 5 is changed from a small diameter section to a large diameter section; and a second carrier atmosphere discharging pipe 19 connected with a con…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.