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Roller bottle

  • US 4,912,058 A
  • Filed: 04/27/1989
  • Issued: 03/27/1990
  • Est. Priority Date: 04/27/1989
  • Status: Expired due to Fees
First Claim
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1. A roller bottle for cell growth culturing, characterized by(a) a substantially cylindrical housing open at both ends, and defining a hollow cell growth chamber in said roller bottle;

  • (b) a bottom end cap for closing one end of said housing;

    (c) a top cap for closing the end of said housing opposite said bottom cap;

    (d) an opening positioned centrally of said top cap for gaining access to said cell growth chamber;

    (e) a closure cap for closing said opening in said top cap;

    (f) first cooperating joining means on said housing and said bottom end cap for joining said bottom end cap to said housing;

    (g) second cooperating joining means on said housing and said top cap for joining said top cap to said housing; and

    (h) a liner comprised of a single layer sleeve for lining the walls of said hollow growth chamber;

    (i) said liner comprised of a material presenting a textured uneven surface to increase the effective surface area for cell growth in said chamber.

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