Culture flask

Patent metadata

Field	Value
Publication number	US-2017191012-A1
Application number	US-201715467575-A
Country	US
Kind code	A1
Filing date	Mar 23, 2017
Priority date	Jan 18, 2013
Publication date	Jul 6, 2017
Grant date	—

Abstract

A culture flask comprising a culture chamber in a flask body comprising an even bottom wall with a growth surface on the top side, an even cover wall at a section from the bottom wall, and side walls that bridge the distance between the margins of the bottom wall and cover wall, an opening that is in adjacent regions of a side wall and the even cover wall at a distance from the bottom wall, and a hollow cylindrical flask neck that is connected to the margin of the opening and is aligned at a sharp angle to the growth surface so that the serological pipette, a scraper, a cannula or another elongated device for adding or removing material can be placed on the rear corners of the growth surface from the outside through the flask neck.

First claim

What is claimed is:

1 . A culture flask comprising:
a flask base and a flask bonnet, wherein the flask base comprises a bottom wall, side walls and a first flask neck part connected to a side wall, the flask bonnet comprises a cover wall and a second flask neck part connected to the cover wall, and the flask base and flask bonnet are connected to each other in a sealing manner at adjacent margins; a culture chamber in a flask body having an even bottom wall with a growth surface on the top side, an even cover wall at a section from the bottom wall, and side walls that bridge the distance between the bottom wall and even cover wall, an opening of the flask, the opening having a lower section provided in the side wall and another section also provided in or extending into the cover wall, and the first and second neck parts form a hollow cylindrical flask neck that is connected to the opening and is aligned at a sharp angle to the growth surface, so that a serological pipette, a scraper, a cannula or another elongated device for adding or removing material can be placed on the rear corners of the growth surface from the outside through the flask neck.

2 . The culture flask according to claim 1 , wherein the connection between the flask base and flask bonnet is an ultrasonic welded connection, or an infrared welded connection, or an adhesive connection, or a snap connection.

Assignees

• Eppendorf Ag

Inventors

• Seippel Martin

Classifications

• C12M23/08 Primary

  Flask, bottle or test tube · CPC title

• C12M23/02

  Form or structure of the vessel (large containers B65D88/00) · CPC title

• C12M33/04 Primary

  by injection or suction, e.g. using pipettes, syringes, needles (pipettes in general B01L3/02) · CPC title