Nozzle for dispensing liquid in a container
First Claim
1. A nozzle for dispensing liquid into a container comprising:
- a) a nozzle body having an inlet for receiving liquid, an outlet for dispensing liquid, and a liquid passage extending between the inlet and the outlet;
b) a valve assembly adapted to selectively control the flow of liquid through the liquid passage;
c) a latch stem including a latch groove and a pivot;
d) a lever pivotally attached to the latch stem adjacent the pivot, wherein the latch stem may be selectively locked with respect to the nozzle body to provide an operable pivot to facilitate actuation of the valve assembly by the lever, and wherein the latch stem may be selectively unlocked with respect to the nozzle body to release the pivot to hinder actuation of the valve assembly by the lever;
e) a latch apparatus including a latch member adapted to be at least partially received by the latch groove and a first biasing member adapted to position the latch member with respect to the latch stem; and
f) a lock-out arrangement adapted to unlock the latch stem with respect to the nozzle body to release the pivot, the lock-out arrangement including a one-way sensor.
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0 Petitions
Accused Products
Abstract
A nozzle is provided including with a nozzle body having an inlet for receiving liquid, an outlet for dispensing liquid, and a liquid passage extending between the inlet and the outlet. The nozzle includes a valve assembly adapted to selectively control the flow of liquid through the liquid passage. The nozzle further includes a latch stem including a latch groove and a pivot and a lever pivotally attached to the latch stem adjacent the pivot, wherein the latch stem may be selectively locked with respect to the nozzle body to provide an operable pivot to facilitate actuation of the valve assembly by the lever, and wherein the latch stem may be selectively unlocked with respect to the nozzle body to release the pivot to hinder actuation of the valve assembly by the lever.
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Citations
65 Claims
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1. A nozzle for dispensing liquid into a container comprising:
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a) a nozzle body having an inlet for receiving liquid, an outlet for dispensing liquid, and a liquid passage extending between the inlet and the outlet;
b) a valve assembly adapted to selectively control the flow of liquid through the liquid passage;
c) a latch stem including a latch groove and a pivot;
d) a lever pivotally attached to the latch stem adjacent the pivot, wherein the latch stem may be selectively locked with respect to the nozzle body to provide an operable pivot to facilitate actuation of the valve assembly by the lever, and wherein the latch stem may be selectively unlocked with respect to the nozzle body to release the pivot to hinder actuation of the valve assembly by the lever;
e) a latch apparatus including a latch member adapted to be at least partially received by the latch groove and a first biasing member adapted to position the latch member with respect to the latch stem; and
f) a lock-out arrangement adapted to unlock the latch stem with respect to the nozzle body to release the pivot, the lock-out arrangement including a one-way sensor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46)
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47. A nozzle for dispensing liquid into a container comprising:
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a) a nozzle body having an inlet for receiving liquid, an outlet for dispensing liquid, and a liquid passage extending between the inlet and the outlet;
b) a valve assembly adapted to selectively control the flow of liquid through the liquid passage;
c) a latch stem including a latch groove and a pivot;
d) a lever pivotally attached to the latch stem adjacent the pivot, wherein the latch stem may be selectively locked with respect to the nozzle body to provide an operable pivot to facilitate actuation of the valve assembly by the lever and wherein the latch stem may be selectively unlocked with respect to the nozzle body to release the pivot to hinder actuation of the valve assembly by the lever, e) a vacuum chamber including a volume at least partially defined by a diaphragm and an opposed rigid wall;
f) a latch apparatus including a carrier adapted to move relative to the diaphragm, a latch member mounted with respect to the carrier and adapted to be at least partially received by the latch groove, the latch apparatus further including a first biasing member adapted to bias the carrier away from the diaphragm and a third biasing member adapted to bias the diaphragm away from the opposed rigid wall; and
g) a lock-out arrangement including a sensor and a second biasing member adapted to apply tension to the sensor, wherein the sensor is adapted to release the pivot by countering a force exerted by the first biasing member such that the carrier moves towards the diaphragm while the diaphragm remains substantially stationary with respect to the rigid wall. - View Dependent Claims (48, 49, 50, 51, 52, 53)
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54. A nozzle for dispensing liquid into a container comprising:
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a) a nozzle body having an inlet for receiving liquid, an outlet for dispensing liquid, and a liquid passage extending between the inlet and the outlet;
b) a valve assembly adapted to selectively control the flow of liquid through the liquid passage;
c) a latch stem including a latch groove and a pivot;
d) a lever pivotally attached to the latch stem adjacent the pivot, wherein the latch stem may be selectively locked with respect to the nozzle body to provide an operable pivot to facilitate actuation of the valve assembly by the lever and wherein the latch stem may be selectively unlocked with respect to the nozzle body to release the pivot to hinder actuation of the valve assembly by the lever;
e) a vacuum chamber including a volume at least partially defined by a diaphragm and an opposed rigid wall;
f) a latch apparatus including a first biasing member adapted to bias the diaphragm away from the opposed rigid wall, a carrier adapted to move relative to the diaphragm, a latch member mounted with respect to the carrier and adapted to be at least partially received by the latch groove, the latch apparatus further including a third biasing member adapted to bias the carrier away from the diaphragm; and
g) a lock-out arrangement including a sensor and a second biasing member adapted to apply tension to the sensor, wherein the sensor is adapted to release the pivot by countering a force exerted by the first biasing member to pull the latch member at least partially out of the latch groove. - View Dependent Claims (55, 56, 57, 58, 59, 60)
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61. A nozzle for dispensing liquid into a container comprising:
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a) a nozzle body having an inlet for receiving liquid, an outlet for dispensing liquid, and a liquid passage extending between the inlet and the outlet;
b) a valve assembly adapted to selectively control the flow of liquid through the liquid passage;
c) a latch stem including a latch groove and a pivot;
d) a lever pivotally attached to the latch stem adjacent the pivot, wherein the latch stem may be selectively locked with respect to the nozzle body to provide an operable pivot to facilitate actuation of the valve assembly by the lever and wherein the latch stem may be selectively unlocked with respect to the nozzle body to release the pivot to hinder actuation of the valve assembly by the lever;
e) a vacuum chamber including a volume at least partially defined by a diaphragm and an opposed rigid wall;
f) a latch apparatus including a carrier adapted to move relative to the diaphragm, a latch member mounted with respect to the carrier and adapted to be at least partially received by the latch groove, the latch apparatus further including a first biasing member adapted to bias the carrier away from the diaphragm and a third biasing member adapted to bias the diaphragm away from the opposed rigid wall; and
g) a lock-out arrangement adapted to unlock the latch stem with respect to the nozzle body to release the pivot, the lock-out arrangement including a one-way sensor comprising a substantially elongated flexible member and a second biasing member adapted to apply tension to the substantially elongated flexible member, wherein, above a predetermined level of tension, the lock-out arrangement is adapted to release the pivot by countering a force exerted by the first biasing member such that the carrier moves towards the diaphragm while the diaphragm remains substantially stationary with respect to the rigid wall.
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62. A nozzle for dispensing liquid into a container comprising:
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a) a nozzle body having an inlet for receiving liquid, an outlet for dispensing liquid, and a liquid passage extending between the inlet and the outlet;
b) a valve assembly adapted to selectively control the flow of liquid through the liquid passage;
c) a latch stem including a latch groove and a pivot;
d) a lever pivotally attached to the latch stem adjacent the pivot, wherein the latch stem may be selectively locked with respect to the nozzle body to provide an operable pivot to facilitate actuation of the valve assembly by the lever and wherein the latch stem may be selectively unlocked with respect to the nozzle body to release the pivot to hinder actuation of the valve assembly by the lever;
e) a vacuum chamber including a volume at least partially defined by a diaphragm and an opposed rigid wall;
f) a latch apparatus including a carrier adapted to move relative to the diaphragm, a latch member mounted with respect to the carrier and adapted to be at least partially received by the latch groove, the latch apparatus further including a first biasing member adapted to bias the diaphragm away from the opposed rigid wall and a third biasing member adapted to bias the carrier away from the diaphragm; and
g) a lock-out arrangement adapted to unlock the latch stem with respect to the nozzle body to release the pivot, the lock-out arrangement including a one-way sensor comprising a substantially elongated flexible member and a second biasing member adapted to apply tension to the substantially elongated flexible member, wherein, above a predetermined level of tension, the lock-out arrangement is adapted to release the pivot by countering a force exerted by the first biasing member to pull the latch member at least partially out of the latch groove.
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63. A nozzle for dispensing liquid into a container comprising:
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a) a nozzle body having an inlet for receiving liquid, an outlet for dispensing liquid, and a liquid passage extending between the inlet and the outlet;
b) a valve assembly adapted to selectively control the flow of liquid through the liquid passage;
c) a latch stem including a latch groove and a pivot;
d) a lever pivotally attached to the latch stem adjacent the pivot, wherein the latch stem may be selectively locked with respect to the nozzle body to provide an operable pivot to facilitate actuation of the valve assembly by the lever, and wherein the latch stem may be selectively unlocked with respect to the nozzle body to release the pivot to hinder actuation of the valve assembly by the lever;
e) a latch apparatus adapted to lock the latch stem with respect to the nozzle body;
f) a pressure chamber, wherein the latch apparatus is adapted to unlock the latch stem with respect to the nozzle body to release the pivot at a predetermined pressure in the pressure chamber; and
g) a diagnostic port in communication with the pressure chamber, wherein the diagnostic port is adapted to provide communication between a pressure sensing instrument and the pressure chamber to permit testing of the pressure chamber. - View Dependent Claims (64)
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65. A method for detecting pressure within a fluid dispensing nozzle, which method includes providing a nozzle for dispensing liquid into a container and a pressure sensing instrument, wherein the nozzle comprises:
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a) a nozzle body having an inlet for receiving liquid, an outlet for dispensing liquid, and a liquid passage extending between the inlet and the outlet;
b) a valve assembly adapted to selectively control the flow of liquid through the liquid passage;
c) a latch stem including a latch groove and a pivot;
d) a lever pivotally attached to the latch stem adjacent the pivot, wherein the latch stem may be selectively locked with respect to the nozzle body to provide an operable pivot to facilitate actuation of the valve assembly by the lever, and wherein the latch stem may be selectively unlocked with respect to the nozzle body to release the pivot to hinder actuation of the valve assembly by the lever;
e) a latch apparatus adapted to lock the latch stem with respect to the nozzle body;
f) a pressure chamber, wherein the latch apparatus is adapted to unlock the latch stem with respect to the nozzle body to release the pivot at a predetermined pressure in the pressure chamber; and
g) a diagnostic port in communication with the pressure chamber, wherein the diagnostic port is adapted to provide communication between a pressure sensing instrument and the pressure chamber to permit testing of the pressure chamber, wherein the method includes placing the pressure sensing instrument in connection with the diagnostic port, and using the pressure sensing instrument to measure the pressure of the pressure chamber.
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Specification