초록 ▼

A feed bag includes a body bounding a compartment, the compartment being adapted to hold a feed material. The body has a first end with an outlet formed thereat and an opposing second end. A vent port is formed on the body so as to communicate with the compartment. In one embodiment a filter is coup

A feed bag includes a body bounding a compartment, the compartment being adapted to hold a feed material. The body has a first end with an outlet formed thereat and an opposing second end. A vent port is formed on the body so as to communicate with the compartment. In one embodiment a filter is coupled with the vent port. A fluid port is formed on the body so as to communicate with the compartment. The fluid port is adapted to receive a fluid line for delivering a fluid into the compartment of the body.

대표청구항 ▼

What is claimed is: 1. A feed bag comprising: a body bounding a compartment, the compartment being at least partially filled with a substantially dry feed material the body having a first end and an opposing second end, the first end constricting to form a tubular spout with an outlet formed on an

What is claimed is: 1. A feed bag comprising: a body bounding a compartment, the compartment being at least partially filled with a substantially dry feed material the body having a first end and an opposing second end, the first end constricting to form a tubular spout with an outlet formed on an end thereof, the body including the tubular spout being comprised of one or more sheets of flexible polymeric material; a clamp removably secured across the tubular spout of the body so as to prevent the feed material from passing through the tubular spout; a vent port formed on the body so as to communicate with the compartment; a filter coupled with the vent port; and a fluid port formed on the body so as to communicate with the compartment, the fluid port being adapted to receive a fluid line for delivering a fluid into the compartment of the body. 2. A feed bag as recited in claim 1, wherein the vent port and the fluid port are formed at or toward the second end of the body. 3. A feed bag as recited in claim 1, further comprising a vent tube having a first end coupled with the vent port and an opposing second end, the filter being coupled with the second end of the vent tube. 4. A feed bag as recited in claim 1, wherein the body comprises a two or three dimensional bag. 5. A feed bag as recited in claim 4, further comprising a rigid outlet port secured to the outlet of the body. 6. A feed bag as recited in claim 1, further comprising a handle mounted to the second end of the body. 7. A feed bag as recited in claim 1, wherein the feed material comprises culture media, buffers, or reagents. 8. A feed bag assembly comprising: a body bounding a compartment and having a substantially dry and flowable feed component comprising culture media, buffers, or reagents disposed therein, the body having a first end with art outlet formed thereat and an opposing second end; a vent port being in at least selective fluid communication with the compartment of the body; a filter in communication with the vent port; and a fluid tube having a first end in at least selective fluid communication with the compartment of the body and an opposing second end coupled with a liquid fluid source for delivering liquid fluid to the body. 9. A feed bag assembly as recited in claim 8, wherein the vent port is formed on the body. 10. A feed bag assembly as recited in claim 8, further comprising a vent tube having a first end coupled with the vent port and an opposing second end, the filter being disposed at the second end of the vent tube. 11. A feed bag assembly as recited in claim 9, wherein the fluid tube is coupled with a fluid port formed on the body, the fluid port being spaced apart from the vent port. 12. A feed bag assembly as recited in claim 8, further comprising a valve in fluid communication with the compartment of the body, the vent port being in communication with the valve, the fluid tube being coupled with the valve. 13. A feed bag assembly as recited in claim 8, wherein the body comprises a rigid structure. 14. A feed bag assembly as recited in claim 8, wherein the outlet port of the body is selectively coupled with a container so that the feed material while in the substantially dry form can dispense from the body into the container. 15. A feed bag assembly as recited in claim 14, wherein the container comprises a flexible mixing bag. 16. A feed bag assembly as recited in claim 14, wherein the container bounds a compartment having a positive gas pressure which is in communication with the compartment of the body. 17. A feed bag assembly as recited in claim 16, wherein the positive gas pressure is in a range between about 3.5 KPa to about 10 KPa. 18. A feed bag assembly as recited in claim 8, wherein the body comprises a two or three dimensional bag comprised of one or more flexible polymeric sheets. 19. A feed bag assembly as recited in claim 18, further comprising a rigid outlet port secured to the outlet of the body. 20. A feed bag assembly as recited in claim 8, further comprising a handle mounted to the second end of the body. 21. A method comprising: coupling an outlet of a feed bag to an inlet of a container, the feed bag bounding a compartment having a substantially dry feed material comprising culture media, buffers, or reagents disposed therein; dispensing the substantially dry feed material from the feed bag into the container; and delivering a liquid fluid to the compartment of the feed bag so that the liquid fluid flushes remnants of the substantially dry feed material within the compartment into the container. 22. A method as recited in claim 21, further comprising opening a vent to the compartment of the feed bag before, during, or after dispensing of the feed material. 23. A method as recited in claim 21, further comprising creating a positive gas pressure within the container so that the positive gas pressure is transferred into the compartment of the feed bag during dispensing of the feed material. 24. A method as recited in claim 21, wherein the act of delivering a liquid fluid to the compartment of the feed bag comprises: coupling a first end of a fluid tube to the feed bag so that the fluid tube is in fluid communication with the compartment of the feed bag; and coupling a second end of the fluid tube to a liquid fluid source. 25. A method as recited in claim 21, further comprising: sealing off fluid communication between at least a portion the compartment of the feed bag and the container; and removing gas within the compartment of the feed bag through a filtered vent. 26. A method as recited in claim 21, further comprising vibrating at least a portion of the feed bag during dispensing of the feed material. 27. A method as recited in claim 21, wherein the container comprises a flexible bag, the method further comprising inflating the flexible bag with a gas. 28. A method comprising: coupling an outlet of a feed bag to an inlet of a container, the feed bag bounding a compartment having a feed material comprising culture media, buffers, or reagents in a substantially dry form disposed therein; dispensing the feed material from the feed bag into the container; and creating a positive gas pressure within the container so that a portion of the gas within the container passes from the container into the compartment of the feed bag during dispensing of at least a portion of the feed material from the feed bag into the container, wherein the container comprises a flexible bag and the act of creating a positive gas pressure comprises inflating the flexible bag with a gas. 29. A method as recited in claim 28, further comprising delivering a fluid to the compartment of the feed bag following dispensing of the feed material so that the fluid flushes remnants of the feed material within the compartment into the container. 30. A method as recited in claim 28, further comprising venting gas within the compartment of the feed bag through a vent during or following dispensing of the feed material. 31. A method as recited in claim 28, wherein the feed material comprises a substantially dry and flowable material. 32. A feed bag as recited in claim 1, wherein the fluid port is formed at the second end of the body. 33. A feed bag as recited in claim 1, wherein the substantially dry and flowable feed material is in the form of grains or powder. 34. A feed bag as recited in claim 1, wherein the outlet at the first end of the body is configured so that the substantially dry and flowable feed material can freely flow out of the outlet under the force of gravity. 35. A feed bag as recited in claim 8, wherein the substantially dry and flowable feed component is in the form of grains or powder. 36. A method as recited in claim 21, wherein the act of delivering a liquid fluid comprises delivering water to the compartment of the feed bag. 37. A method as recited in claim 28, wherein the act of creating a positive gas pressure within the container comprises injecting a gas into the container before dispensing the feed material from the feed bag into the container. 38. A method as recited in claim 28, wherein the act of creating a positive gas pressure within the container comprises injecting a gas into the container while dispensing the feed material from the feed bag into the container. 39. A feed bag as recited in claim 1, wherein the one or more sheets of flexible polymeric material are seamed together to form the body that includes the tubular spout.