Pipette tip cartridge
OwnerGeorge Fernwood, Travis Woldinventors
Life of this patent
Estimating the term…
Abstract
A pipette tip, tip adapter, or tip cartridge includes a sealing tube with a negative or reverse taper to be inserted into one or more pipetting channels of a pipette; the sealing tube is characterized by a negative draft angle to cause the tip, adapter, or cartridge to be drawn against the dispensing head when mounted, sealed, and gripped. A tip rack assembly may comprise cartridges and pipette tips along with a pipette tip rack base and lid.
Claims18
A pipette tip cartridge for use with an air displacement pipette, the cartridge comprising a flat cartridge segment and at least one channel, the channel comprising:
- a sealing tube extending in a first direction from the cartridge segment;
- a mounting tube extending in a second direction from the cartridge segment, the second direction being opposite the first direction;
- and
- an aperture defined by and passing through the sealing tube, the cartridge segment, and the mounting tube, thereby providing an open passage from an end of the sealing tube to an end of the mounting tube;
- wherein the sealing tube has a taper defined by a negative draft angle.
A pipette tip rack assembly comprising:
- a pipette tip rack base;
- a pipette tip rack lid;
- and
- a pipette tip cartridge inserted into the pipette tip rack base, the pipette tip cartridge comprising a cartridge segment and a plurality of channels, each channel comprising:
- a sealing tube extending in a first direction from the cartridge segment;
- a mounting tube extending in a second direction from the cartridge segment, the second direction being opposite the first direction;
- an aperture defined by and passing through the sealing tube, the cartridge segment, and the mounting tube, thereby providing an open passage from an end of the sealing tube to an end of the mounting tube;
- and
- a pipette tip attached to the mounting tube;
- wherein the sealing tube has a taper defined by a negative draft angle.
Dependencies are inferred from the claim text.