Syringe dispenser, stand and application plate for said syringe dispenser and method for its use

摘要

A syringe dispenser may include a plunger having an outer threading, a barrel adapted to contain liquid or semisolid fluid or any other material to be dispensed and to receive the plunger, the plunger being movably attached to the barrel, and a nut having an inner threading. The nut may at least partly enclose the plunger and the barrel, such that the inner threading of the nut engages with the outer threading of the plunger. A stand, an application plate, and a method of dispensing a controlled and measurable amount of liquid or semisolid fluid from a syringe dispenser are also disclosed.

主权项

1. A syringe dispenser, comprising
a plunger having an outer threading; a barrel adapted to contain a material to be dispensed and to receive the plunger, the plunger being movably attached to the barrel; and a nut having an inner threading; wherein the nut at least partly encloses the plunger and the barrel, such that the inner threading of the nut engages with the outer threading of the plunger; wherein the nut is an openable snap-on nut being releasably attached to the plunger and the barrel, respectively; wherein the nut is of a unitary, one-piece construction with two half cylindrical parts connected by a hinge; wherein the half cylindrical parts have respective parting faces that are (1) exposed when the nut is opened about the hinge, and (2) unexposed in confrontation with each other when the nut is in a closed condition; wherein a first one of the parting faces has
a ramped surface, such that a plane coincident with the ramped surface is spaced apart from a longitudinal center axis of the nut, anda blind hole provided closer to the longitudinal center axis than the ramped surface; and wherein a second one of the parting faces has a guide post that extends into the blind hole when he nut is in the dosed condition.