USX8712I1 - Improvement in plows - Google Patents

Description

UNITED STATESA SYlZX PATENT OFFICE.

IMPROVEMENT IN PLOWS.

Specification forming part of Letters Patent datei March 24, 1835.

To all whom it may concern:

Be it known that I, NATHAN BAKER, of Penn township, in the county of Cass and Territory of Michigan, have invented a new and useful Improvement in Plows; and I do here by declare that the following is a full and eX- act description of the construction and operation of the said improved steel-pointed plow as invented or improved by me.

In the triangle No. l is a representation of the curvature ofthe fore part ofthe mold-board, and it varies from a straight line nineteen and one-half inches in length, extended from the point of the plowshare to the height of eleven and one-half inches perpendicular. The rst distance, taken at right angles from saidlinesix inches from the point of said share, was found to be two and one-half inches to said moldboard; second distance, takenas aforesaid, ten and one-half inches from said point is two and three-quarters inches; third distance, taken as aforesaid, fourteen and one-halt' inches from said point, is two inches.

In triangle No. 2 is aV representation ot' the curvature ot' the aforesaid moldboard, showing its variation from a .straight line thirtyeight inches long, extending from the point of the plowshare to the extreme hind part of the incid-hoard to the height of ten inches perpendicular. The first distance, taken from said line nine inches from the point of said plowshare, and at right angles, is one and three quarters inch from said line to the mold'board; second distance, fifteen inches from said line, taken as aforesaid, is two inches; third distance, taken as aforesaid, twenty-one inches from said point, two and three-eighths inches;

.fourth distance, taken as aforesaid, twentyseven inches from said point, two and threeeighths inches; fifth distance, taken as aforesaid, thirty-three inches from said point, one and one-half inch.

In the triangle No. 3 is a representation of the mold-hoard, showing its variation from a straight line twenty-four inches long, extend ing from the point of said plowshare, and dividing the angle formed by the intersection of the other two lines in two equal parts, to the top of the mold-board to the height of eleven inches. Therstd'stance, taken at right angles from said line to the mold-board, nine inches from the point of said share, is three and onehalf inches; second distance, taken as aforesaid, fourteen inches from said point, is four inches; third distance, taken as aforesaid, nineteen inches from said point, is three and onehalf inches.

Figure No.1 isa side view of said plow. A is the beam, six feet long; B, the colter, the point made of steel, and extending six inches beyond the point of the plowsharc; C, the moldhoard, including the front side, which is four inches wide; D and E, the handles. Fig. is a top view ot' the said plow. A is the moldhoard, made of cast-iron; C, the plowshare or point,made ofsteel,twenty-oneinchesin length and four inches in breadth. l

The said steel-pointed plow will turn a furrow square over, so as to make a joint with the preceding furrow when propelled by any sufficient power.

NATHAN BAKER.

Witnesses:

ABNER KELsEY, E. B. SHERMAN.

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