1
John H Sutton, Rebecca J Woodruff: Centrifuge tube holder. Beckman Instruments, R J Steinmeyer, F L Mehlhoff, William H May, June 21, 1983: US04389374 (37 worldwide citation)

A centrifuge tube holder capable of being manually assembled and disassembled without separate tooling to provide not only ease of cleaning, but also interchangeability of parts to accommodate various sized centrifuge tubes. The tube holder arrangement provides proper support with a minimum of parts ...


2
Alireza Piramoon, Rebecca J Woodruff: Hanger for centrifuge buckets. Beckman Instruments, R J Steinmeyer, F L Mehlhoff, Al A Canzoneri, July 5, 1983: US04391597 (11 worldwide citation)

A centrifuge rotor is provided which has a circumferential wall and a plurality of spaced arms which radiate outward from the center to the circumferential wall. A plurality of buckets are mounted on the rotor, one between each arm. Each bucket has two outwardly extending pivot pins situated on a co ...