A locking manhole insert to be placed under a conventional manhole cover to prevent unauthorized access to the manhole. The insert includes a plate-shaped disc with a plurality of locking radial arms mounted to its undersurface. The locking radial arms are securable in the extended position using a conventional padlock. The insert further includes apparatus for suspending equipment, such as pollution monitoring units, within the manhole opening.
Motion Controller For Wastewater Treatment Trickling Filter
An apparatus for controlling the rate of rotation of a wastewater distribution assembly for a sewage treatment trickling filter contained by a vessel. The wastewater distribution assembly is of the type including a support and at least one distribution arm having an end terminating adjacent a wall of the vessel. The apparatus comprises a carriage having at least one wheel rotatably mounted to the end of the distribution arm and adapted to engage the vessel and means mounted to the carriage for controlling the rotation rate or free-wheeling of the wheel.
Name / Title
Company / Classification
Phones & Addresses
Robert Wisniewski Mbr
Orchard Harvest, LLC Mfg Misc Products
O1068 Lincoln St NW, Grand Rapids, MI 49534 PO Box 141253, Grand Rapids, MI 49514 (616)4430481
Robert Wisniewski, Intel's technical lead and principal investigator for Aurora, has left the semiconductor giant for a new HPC role at Samsung's research and development division, according to a Tuesday post he wrote on LinkedIn. While Samsung's research arm focuses on many elements important to HP