Groepper
Charles Groepper, Waconia, MN US
Patent application number | Description | Published |
---|---|---|
20160032950 | TENSION CLAMP DEVICES - A mechanical clamping device can include at least two contact faces, a first of the contact faces configured to travel in response to an applied force, each contact face configured to contact a sample when loaded into the mechanical clamping device. The device can further include a load element configured to cause the two contact faces to apply a clamping force to the sample when loaded into the mechanical clamping device. | 02-04-2016 |
Charles W. Groepper, Waconia, MN US
Patent application number | Description | Published |
---|---|---|
20150329816 | Bioreactor Chamber - A bioreactor system includes a sample chamber capable of receiving a specimen and a cover which can be placed on the chamber to enclose the specimen within the chamber. A first member is movable between (i) a closed position in which the member restricts the cover from being moved away from the chamber in a first direction, and (ii) an open position in which the member does not restrict the cover from being moved away from the chamber. When the first member is in the closed position there is a substantially liquid proof seal between the cover and the chamber. | 11-19-2015 |
Tobias Groepper, Heidelberg DE
Patent application number | Description | Published |
---|---|---|
20110073434 | MULTIPLE CLUTCH DEVICE HAVING TWO PRESSURE EQUALIZATION CHAMBERS - The present invention relates to a multiple clutch device having a first clutch which is assigned a first actuating piston with a first pressure chamber and a first pressure equalization chamber, and having a second clutch which is assigned a second actuating piston with a second pressure chamber and a second pressure equalization chamber, a first crossflow channel WO being provided for setting the hydraulic fluid column in the first pressure equalization chamber and a second crossflow channel being provided for setting the hydraulic fluid column in the second pressure equalization chamber. According to the invention, the first and second crossflow channels are arranged in such a way that both the oil which is discharged via the first crossflow channel and the oil which is discharged via the second crossflow channel can be fed to the first and second clutches. | 03-31-2011 |