Mixing machine
US5653535A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 28, 1996 |
| Grant date | Aug 5, 1997 |
| Priority date | — |
| Expiry date | Feb 28, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA21C1/1465
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A mixing machine comprising a housing having an upper portion and a lower portion, an attachment drive head extending downwardly from the upper portion of the housing, an attachment drive including an attachment drive shaft, the shaft being capable of driving a detachable mixing attachment, an adjustable drive train linked to the attachment drive for driving the attachment drive shaft, a motor mounted in the housing for driving the drive train, a shift lever assembly including a shift lever wherein movement of the shift lever adjusts the length of the adjustable drive train and thereby changes the speed of the attachment drive, and a mechanism mounted on the housing to prevent the shift lever from vibrating out of position during a mixing operation and to prevent a change in speed of the mixing machine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.