초록

Animal-feeding device which accepts cartridges containing various gels, pastes, or other similar materials. This device is useful for the oral administration of feeds or medicants to farm animals, especially cattle, in adjustable dosages to fit the individualized needs of animals under treatment.

대표청구항 ▼

An animal-feeding device for orally delivering a plurality of measured doses of gels, pastes or other similar preparations, which may be medicated, comprising: a housing, an externally-attached feed-containing cartridge, an injecting means, a propelling means, and an adjustable dose regulator, where

An animal-feeding device for orally delivering a plurality of measured doses of gels, pastes or other similar preparations, which may be medicated, comprising: a housing, an externally-attached feed-containing cartridge, an injecting means, a propelling means, and an adjustable dose regulator, wherein said injecting means comprises a plunger-rod supported by bearings where said plunger-rod enters and exits said housing or makes contact therewith, and having a plurality of inclined teeth which traverse the plunger-rod along a longitudinal surface and serve as a ratchet, and the front end of said plunger-rod is terminated by a plunger which fits into said feed cartridge while the rear end of said plunger-rod forms a handle, and said plunger-rod passes through said housing and is freely rotatable and movable therethrough, and said plunger-rod is powered by said propelling means; wherein said propelling means comprises a handle pivotally-attached to said stationary handle of said housing, a spring traversing said pivotal attachment locus with one portion of said spring contacting said pivotally-attached handle while another portion of said spring contacts said stationary handle, and said pivotally-attached handle contains a pivotally-attached pawl which contacts said plunger rod or said ratchet of said plunger-rod, and a pawl spring which traverses said pivotal attachment locus of said pawl and one portion of said pawl spring contacts said pivotally-attached handle while another portion of said pawl spring contacts said pawl, and a housing-mounted pivotally-attached pawl located anterior to said pawl of said pivotally-attached handle and said housing-pawl contacts said plunger-rod or said ratchet of said plunger-rod and has a housing-pawl spring which traverses said pivotal attachment locus of said housing pawl and one portion of said housing-pawl spring contacts said housing at a stationary location while another portion of said housing-pawl spring contacts said housing-pawl; wherein said adjustable regulator comprises a pivotally-attached convex polygonal cam having from four to seven sides and an adjusting knob firmly attached to said pivot whereby said polygonal cam regulates said feeding device by selectively regulating said propelling means thereby affecting said injecting means.