Apparatus for feeding nuts or the like

United States Patent m

Kazino

[54] APPARATUS FOR FEEDING NUTS OR THE LIKE

[75] Inventor: Hiroshi Kazino, Komaki, Japan

[73] Assignee: Aoyama Seisakusho Co., Ltd., Aichi, Japan

[21] Appl. No.: 159,046

[22] Filed: Nov. 29,1993

Related U.S. Application Data

[63] Continuation of Ser. No. 21,358, Feb. 23, 1993, abandoned.

[51] Int. CI.5 B65H 3/30

[52] U.S. CI 221/297; 221/289;

221/210; 221/270; 221/273; 221/276

[58] Field of Search 221/297, 281, 289, 210,

221/213, 214, 215, 216, 251, 262, 268, 269, 270, 272, 273, 276; 269/318, 900, 909

[56] References Cited

U.S. PATENT DOCUMENTS

1,330,639 2/1920 Leumann 221/251

2,599,685 6/1952 Berger et al 221/251 X

3,077,287 2/1963 White 221/251 X

3,300,090 1/1967 Carden 221/281

3,670,387 6/1972 Nagao 221/251

3,780,417 12/1973 Reynolds .

4,729,713 3/1988 Takaichi et al. .

4,899,907 2/1990 Benani 221/297 X

5,000,393 3/1991 Madsen 221/297 X

FOREIGN PATENT DOCUMENTS

2611465 9/1988 France 221/297 X

52-22718 6/1977 Japan .
52-57486 12/1977 Japan .

Primary Examiner—Robert P. Olszewski

Assistant Examiner—Dean A. Reichard

Attorney, Agent, or Firm—Frishauf, Holtz, Goodman &

Woodward

[57] ABSTRACT

A nut feeding apparatus which can surely and easily feed nuts and the like, temporarily supported in a conductor cylinder, to an underlying support member one by one, without scratching them by the downward stress or the like of a plunger. A feeder opening 2 through which nuts and the like are continuously fed from a feeding chute, support bar guide holes 3 and ball recesses 4 are provided at a lower side wall of a conductor cylinder 1 in which a plunger 21 having guide grooves 22 formed in the opposite sides of its lower portion is inserted slidably up and down. Balls 5 having a diameter slightly larger than the thickness of the wall of the conductor cylinder 1 and fitted in the respective ball recesses 4. A pair of support bars 11 are inserted slidably in the support bar guide holes 3, and have thenouter ends detachably attached to associated leaf springs attached to the outer surface of the conductor cylinder 1.

9 Claims, 3 Drawing Sheets