Back to results
US 4,396,828 AGranted
Pill counter
AssigneePrograms & Analysis, Inc.
InventorsWilliam C. Dino, Stephen L. Johnson
Life of this patent
Estimating the term…
Abstract
Counter for pills, including an inclined tray and a photoelectric counter serving a digital readout.
Claims17
Pill counter, comprising:
- (a) a housing having an entrance chute,
- (b) an elongated easily removable tray mounted in the housing with one end underlying the chute and the other end located at a lower position,
- (c) a photoelectric counter mounted in the housing to count pills as they pass from one end to the other of the tray, and
- (d) a digital readout mounted on the housing to display the count of pills.
1 more element
Pill counter, comprising:
- (a) a housing having an entrance chute,
- (b) an elongated tray mounted in the housing with one end underlying the chute and the other end located at a lower position, the tray being formed with a flat bottom wall and with symmetrical side walls, the upper portion of the side walls in the said one end being straight, spaced and parallel, the upper portions of the side walls merging at their lower ends with inwardly-inclined lower portions leading to a discharge portion, wherein a plurality of pins are mounted in the bottom wall adjacent the upper end, the pins being located in a diamond-pattern,
- (c) a photoelectric counter mounted in the housing to count pills as they pass from one end to the other of the tray, and
- (d) a digital readout mounted on the housing to display the count of pills.
1 more element
Pill counter, comprising:
- (a) a housing having an entrance chute,
- (b) an elongated tray mounted in the housing with one end underlying the chute and the other end located at a lower position,
- (c) a photoelectric counting circuit mounted in the housing to count pills as they pass from one end to the other of the tray, the circuit including a long-time one-shot for changing the pulse to a wide square wave and a short-time one-shot for changing the wide square wave pulse to a narrow square wave, and
- (d) a readout operated by the counter to display the count of pills.
1 more element
Dependencies are inferred from the claim text.