US4301796A — Method and apparatus for dispensing fluid

Claim 1

Independent Claim 95 words

An apparatus for dispensing material into the milk duct of a cow's teat comprising: a dilator having means insertable into the milk duct and a one-way valve to restrict movement of material into the milk duct, an envelope having a chamber accommodating the dilator, and dispensing means located in said chamber, said dispensing means having a flexible bag accommodating the material to be dispensed into the milk duct, and means to carry the material from the bag through the one-way valve and into the milk duct when the dilator is inserted into the milk duct.

Claim 2

Independent Claim 95 words

An apparatus for dispensing material into the milk duct of a cow's teat comprising: a dilator having means insertable into the milk duct and a one-way valve to restrict movement of material into the milk duct, an envelope having a chamber accommodating the dilator, and dispensing means located in said chamber, said dispensing means having a flexible bag accommodating the material to be dispensed into the milk duct, and means to carry the material from the bag through the one-way valve and into the milk duct when the dilator is inserted into the milk duct.

Claim 3

Dependent Claim 29 words

The apparatus of claim 1 wherein: said means of the dilator has means having a passage, said means to carry the material comprising tubular means extended through said passage.

Claim 4

Dependent Claim 23 words

The apparatus of claim 2 including: means on said tubular means to releasably hold the tubular means on the means having a passage.

Claim 5

Dependent Claim 38 words

The apparatus of claim 1 wherein: said envelope comprises two sheet members having adjacent portions, releasable means attaching the adjacent portions of the sheet members to enclose the chamber, said sheet members being separable to expose the dilator.

Claim 6

Dependent Claim 14 words

The apparatus of claim 1 including: means attaching the bag to the sheet members.

Claim 7

Dependent Claim 32 words

The apparatus of claim 5 wherein: the means attaching the bag to the sheet members comprises a seal joining adjacent edge portions of the sheet members to a portion of the bag.

Claim 8

Dependent Claim 63 words

The apparatus of claim 1 wherein: said dilator has a body with a longitudinal passage, said means insertable into the milk duct being attached to the body, said one-way valve having flexible walls attached to the body, said walls having lips normally closing a mouth, said means to carry the fluid from the bag extending through said mouth and passage in the body.

Claim 9

Dependent Claim 94 words

The apparatus of claim 7 wherein: said means insertable into the milk duct include a plurality of flexible fingers, said fingers having forward ends, sleeve means secured to the forward ends of the fingers, said sleeve means having a passage aligned with the passage in the body, said means to carry fluid from the bag comprising an elongated tubular member extended through the mouth of the one-way valve means, the passage in the body, and the passage in the sleeve means, said tubular member having a discharge end located forwardly of said sleeve means.

Claim 10

Dependent Claim 26 words

The apparatus of claim 8 including: means on the tubular member engageable with the sleeve means to releasably hold the tubular member on the sleeve means.

Claim 11

Independent Claim 125 words

An apparatus for dispensing material into a passage of a body comprising: first means adapted to be located in the passage, said first means having a tubular body having a passage and a one-way valve operable to restrict movement of material into said passage of the body, an envelope having a chamber accommodating the first means, and second means located in said chamber of the envelope operable to dispense material into the passage of the body, said second means having a bag accommodating material to be dispensed, and tubular means to carry the material from the bag through the one-way valve and passage in the tubular body to the passage of the body when the first means is located in the passage of the body.

Claim 12

Independent Claim 125 words

An apparatus for dispensing material into a passage of a body comprising: first means adapted to be located in the passage, said first means having a tubular body having a passage and a one-way valve operable to restrict movement of material into said passage of the body, an envelope having a chamber accommodating the first means, and second means located in said chamber of the envelope operable to dispense material into the passage of the body, said second means having a bag accommodating material to be dispensed, and tubular means to carry the material from the bag through the one-way valve and passage in the tubular body to the passage of the body when the first means is located in the passage of the body.

Claim 13

Dependent Claim 27 words

The apparatus of claim 10 wherein: said one-way valve includes a plurality of flexible side walls, said side walls terminating in lips surrounding a normally closed mouth.

Claim 14

Independent Claim 112 words

An apparatus for dispensing material into a passage of a body comprising: first means adapted to be located in the passage, said first means having a one-way valve operable to restrict the movement of material into said passage, said one-way valve includes a pair of flexible side walls, said side walls terminating in lips surrounding a normally closed mouth, an envelope having a chamber accommodating the first means, and second means located in said chamber of the envelope operable to dispense material into the passage, said second means having material to be dispensed into said passage and carrying the material to the passage when the first means is located in the passage.

Claim 15

Independent Claim 112 words

An apparatus for dispensing material into a passage of a body comprising: first means adapted to be located in the passage, said first means having a one-way valve operable to restrict the movement of material into said passage, said one-way valve includes a pair of flexible side walls, said side walls terminating in lips surrounding a normally closed mouth, an envelope having a chamber accommodating the first means, and second means located in said chamber of the envelope operable to dispense material into the passage, said second means having material to be dispensed into said passage and carrying the material to the passage when the first means is located in the passage.

Claim 16

Dependent Claim 36 words

The apparatus of claim 12 wherein: the first means includes means having a passage, said second means including tubular means to carry material, said tubular means extending through the passage in the means having a passage.

Claim 17

Dependent Claim 20 words

The apparatus of claim 13 including: means on said tubular means to releasably hold the tubular means on the sleeve.

Claim 18

Dependent Claim 40 words

The apparatus of claim 12 wherein: said first means has a body with a longitudinal opening, said one-way valve being attached to said body, and means attached to the body adapted to be inserted into the passage of the body.

Claim 19

Dependent Claim 32 words

The apparatus of claim 15 wherein: said means attached to the body includes a plurality of flexible fingers having forward ends and a head secured to the forward ends of the fingers.

Claim 20

Dependent Claim 14 words

The apparatus of claim 12 including: means attaching the second means to the envelope.

Claim 21

Independent Claim 96 words

An apparatus for dispensing material into a passage of a body comprising: first means adapted to be located in the passage, said first means having a one-way valve operable to restrict movement of material into said passage, an envelope having a chamber accommodating the first means, and second means located in said chamber of the envelope operable to dispense material into the passage, said second means includes a bag accommodating the material to be dispensed and means to carry the material from the bag to the passage when the first means is located in the passage.

Claim 22

Independent Claim 96 words

An apparatus for dispensing material into a passage of a body comprising: first means adapted to be located in the passage, said first means having a one-way valve operable to restrict movement of material into said passage, an envelope having a chamber accommodating the first means, and second means located in said chamber of the envelope operable to dispense material into the passage, said second means includes a bag accommodating the material to be dispensed and means to carry the material from the bag to the passage when the first means is located in the passage.

Claim 23

Dependent Claim 63 words

The apparatus of claim 18 wherein: said envelope comprises two side-by-side sheet members having adjacent side portions and end portions, releasable means attaching adjacent side portions and one end portion of the sheet members to close the chamber, and means closing the other end of the sheet members, said releasable means allowing the sheet members to be separable to expose the first means.

Claim 24

Dependent Claim 23 words

The apparatus of claim 19 wherein: said means closing the other end of the sheet members attaching the bag to the sheet members.

Claim 25

Dependent Claim 19 words

The apparatus of claim 18 wherein: the means to carry material from the bag extends through the one-way valve.

Claim 26

Dependent Claim 23 words

The apparatus of claim 21 wherein: the means to carry material from the bag is a tubular member extended through the one-way valve.

Claim 27

Dependent Claim 22 words

The apparatus of claim 22 wherein: the first means has means having a longitudinal passage, said tubular member extended through said passage.

Claim 28

Independent Claim 80 words

An apparatus for dispensing material into a passage of a body comprising: first means adapted to be located in the passage, an envelope having a chamber accommodating the first means, and second means located in the chamber of the envelope operable to dispense material into the passage, said second means including bag means accommodating material to be dispensed and means to carry the material from the bag means to the passage when the first means is located in the passage.

Claim 29

Independent Claim 80 words

An apparatus for dispensing material into a passage of a body comprising: first means adapted to be located in the passage, an envelope having a chamber accommodating the first means, and second means located in the chamber of the envelope operable to dispense material into the passage, said second means including bag means accommodating material to be dispensed and means to carry the material from the bag means to the passage when the first means is located in the passage.

Claim 30

Dependent Claim 44 words

The apparatus of claim 24 wherein: the first means includes a tubular body having a passage, said means to carry the material from the bag means comprises tubular means to carry the material from the bag means through the passage in the tubular body.

Claim 31

Dependent Claim 43 words

The apparatus of claim 24 wherein: the first means includes means having a passage, said means to carry the material from the bag means includes tubular means to carry material, said tubular means extending through the passage in the means having a passage.

Claim 32

Dependent Claim 20 words

The apparatus of claim 26 including: means on said tubular means to releasably hold the tubular means on the sleeve.

Claim 33

Dependent Claim 35 words

The apparatus of claim 24 wherein: said first means has a body with a longitudinal opening, finger means attached to the body, said finger means adapted to be inserted into the opening of the body.

Claim 34

Dependent Claim 29 words

The apparatus of claim 28 wherein: said finger means includes a plurality of flexible fingers having forward ends and a head secured to the forward ends of the fingers.

Claim 35

Dependent Claim 18 words

The apparatus of claim 24 wherein: said envelope includes means to attach the bag means to the envelope.

Claim 36

Dependent Claim 63 words

The apparatus of claim 24 wherein: said envelope comprises two side-by-side sheet members having adjacent side portions and end portions, releasable means attaching adjacent side portions and one end portion of the sheet members to close the chamber, and means closing the other end of the sheet members, said releasable means allowing the sheet members to be separable to expose the first means.

Claim 37

Dependent Claim 24 words

The apparatus of claim 31 wherein: said means closing the other end of the sheet members attaching the bag means to the sheet members.

Claim 38

Dependent Claim 26 words

The apparatus of claim 24 wherein: means to carry the material from the bag means includes a tubular member to carry the material to be dispensed.

Claim 39

Dependent Claim 14 words

The apparatus of claim 33 including: means securing the bag means to the envelope.

Claim 40

Independent Claim 128 words

A method of dispensing material into the milk duct of a teat of an amimal with a dilator located within an envelope, a flexible bag located within the envelope, and tubular means connected to the bag for carrying material from the bag through the dilator and discharging the material into the milk duct comprising: opening the envelope to expose the dilator, inserting the dilator in the milk duct of the teat from the discharge end thereof, dispensing the material in the bag into the milk duct by compressing the bag to force the material in the bag to move through the tubular means into the milk duct, and removing the envelope, bag and tubular means from the dilator, said dilator remaining in the milk duct of the teat.

Claim 41

Independent Claim 128 words

A method of dispensing material into the milk duct of a teat of an amimal with a dilator located within an envelope, a flexible bag located within the envelope, and tubular means connected to the bag for carrying material from the bag through the dilator and discharging the material into the milk duct comprising: opening the envelope to expose the dilator, inserting the dilator in the milk duct of the teat from the discharge end thereof, dispensing the material in the bag into the milk duct by compressing the bag to force the material in the bag to move through the tubular means into the milk duct, and removing the envelope, bag and tubular means from the dilator, said dilator remaining in the milk duct of the teat.

Claim 42

Dependent Claim 47 words

The method of claim 35 wherein: the envelope is partly opened to expose a forward portion of the dilator, said envelope being used as a cover during the insertion of the dilator in the milk duct of the teat and the dispensing of material from the bag.

Claim 43

Dependent Claim 41 words

The method of claim 35 wherein: said dilator has a one-way valve restricting movement of fluid out of the milk duct, said tubular means extended through said valve so that the material moves through said valve when the bag is compressed.

Claim 44

Dependent Claim 36 words

The method of claim 35 wherein: the dilator is inserted into the milk duct by using the envelope as a shield around the dilator with the insertion force being applied to the dilator through the envelope.

Claim 45

Dependent Claim 25 words

The method of claim 35 including: shielding the dilator with the envelope during the insertion of the dilator into the milk duct of the teat.

Claim 46

Dependent Claim 26 words

The method of claim 35 including: covering part of the teat with the envelope when the dilator is located in the milk duct of the teat.

Claim 47

Dependent Claim 21 words

The method of claim 35 including: shielding the bag with the envelope during the dispensing of the material from the bag.

Claim 48

Independent Claim 128 words

A method of dispensing material into a passage of a body, said passage having a discharge end, with means adapted to be located in the passage, said means being located within an envelope, a flexible bag located within the envelope, and tubular means connected to the bag for carrying material from the bag through the means and discharging the material into the passage comprising: opening the envelope to expose the means, inserting the means in the passage from the discharge end thereof, dispensing the material in the bag into the passage by compressing the bag to force the material in the bag to move through the tubular means into the passage and removing the envelope bag and tubular means from the means, said means remaining in the passage.

Claim 49

Independent Claim 128 words

A method of dispensing material into a passage of a body, said passage having a discharge end, with means adapted to be located in the passage, said means being located within an envelope, a flexible bag located within the envelope, and tubular means connected to the bag for carrying material from the bag through the means and discharging the material into the passage comprising: opening the envelope to expose the means, inserting the means in the passage from the discharge end thereof, dispensing the material in the bag into the passage by compressing the bag to force the material in the bag to move through the tubular means into the passage and removing the envelope bag and tubular means from the means, said means remaining in the passage.

Claim 50

Dependent Claim 46 words

The method of claim 42 wherein: the envelope is partly opened to expose a forward portion of the means, said envelope being used as a cover during the insertion of the means in the passage of the teat and the dispensing of material from the bag.

Claim 51

Dependent Claim 40 words

The method of claim 42 wherein: said means has a one-way valve restricting movement of fluid out of the passage, said tubular means extended through said valve so that the material moves through said valve when the bag is compressed.

Claim 52

Dependent Claim 35 words

The method of claim 42 wherein: the means is inserted into the passage by using the envelope as a shield around the means with the insertion force being applied to the means through the envelope.

Claim 53

Dependent Claim 21 words

The method of claim 42 including: shielding the means with the envelope during the insertion of the means into the passage.

Claim 54

Dependent Claim 22 words

The method of claim 42 including: covering part of the body with the envelope when the means is located in the passage.

Claim 55

Dependent Claim 21 words

The method of claim 42 including: shielding the bag with the envelope during the dispensing of the material from the bag.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1984-11-23	1985-05-25	1985-11-24	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1988-11-23	1989-05-25	1989-11-24	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1992-11-23	1993-05-25	1993-11-24	$7700.00	Window Closed / Lapsed

Method and apparatus for dispensing fluid

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