US627520A

US627520A - Press-wheel attachment for furrow-openers.

Info

Publication number: US627520A
Application number: US71594499A
Authority: US
Inventors: Frank R Packham
Original assignee: SUPERIOR DRILL Co
Current assignee: SUPERIOR DRILL Co
Priority date: 1899-05-08
Filing date: 1899-05-08
Publication date: 1899-06-27
Anticipated expiration: 1916-06-27

Description

No. 627,520. Patented June 27, I899.

r. n. PACKH-AM.-

Puss WHEEL ATTACHMENT Fon FUBROW OPENERS.

(Application filed, m 8 .1899.)

2 Sheets-Sheet l.

Model.

' I Suva/whoa flaw/W 4 No. 627,520. Patpnted June 27, I899,

F. 'R. PACKHAM. PRESS WHEEL ATTACHMENT FOR FURROW OPENERS.

(Application filed May 8,1899.)

("0 Mbdal.) 2 Sh-eeta-Sheat 2.

' a. 9. 42m A UN1TED STATES 2 P T T O FICE.

FRANK R. PAOKl-IAM, OF SPRINGFIELD, OHIO, ASSIGNOR TO THE SUPERIOR 'DRILL COMPANY, OF SAME PLAOE.

PRESS-WHEEL ATTACHMENT FOR FURROW-OPE NE RS.

SPECIFICATION forming part of Letters Patent No. 627,520, dated June 2'7, 1899.

Application filed May 8, 1899. Serial No. 715,944. (No model.)

T w/wm/ it y con/067"! tially round the traction-bar is allowed alat Be it known that I, FRANK R. PACKHAM, a eral movement at its free end, and said traccitizen of the United States,residing at Springtion-bar is further permitted a vertical movefield, in the county of Clark and State of Ohio, ment at its free end by reason of this attach- 5 have invented certain new and useful Imment in the opening 0 The pressure-link b provements in Press-Wheel Attachments for passes through the slot 6 in a removable clip Furrow-Openers, of which the following is a e, which clip is inserted in an opening in the specification. 7 conduit and fastened through an opening 6 My invention relates to improvements in as shown in Figs. 5 and 6. The lower end of i0 press-wheel attachments for furrow-openers the traction-bar forms a journal for the presssuch as are used in grain-drills. wheel, .and by. reason of the construction It preferably relates to press-wheel attachshown the press-wheel follows in a direct line ments for furrow-openers employing disks. after the furrow-opener, as shown in Fig. 4.

The principal object is to provide an at- The journal-wheel, link, andupper part of I5 tachment which will permit a lateral as well the traction-bar being all pivoted in a direct as a vertical movement of the press-wheel, line the press-wheel attachment will move in providing for irregularities in the surfaces a direct line after the furrow-opener. From over which the wheel passes, and permitting this construction itwill be seen that the presthe machine to turn on amuch smaller radius sure-wheel may be readily lifted or moved 20 than heretofore. laterally, and the pressure-link being pivoted Figure l is a side elevation of the furrow in the manner shown and the traction-bar opener. Figs. 2, 3, and 4 are detail views of pivoted at its upper end in an elongated openparts of the traction-bar and its connections. ing will compensate for any changes in the Figs. 5 and 6 are detail views of the removrelative positions of said parts, preventing 25 able trunnion-clip. Fig. 7 is a detail view any cramping or twisting at the point where of the journal by which the pressure-link is the upper end of the bar" is attached.

pivoted. Having thus described my invention, I

Like parts are represented by similar letclaim ters of reference in the several views. 1. Thecombination of a furrow-opener, a

0 In my device, a represents a traction-bar, press-wheel and a bar curved at its two ends with its ends curved at right angles to the bar one of said ends forming a journal for the and parallel to each other. Near the middle press-wheel and the other end thereof pivof said traction-bar there is attached a clip oted in an elongated opening in the conduit 00, formed at its lower end with a journal d of the furrow-opener, a press-link pivoted to 5 The pressure-link b is formed with an opena clip attached near the center of said tracing at its lower end and is pivoted on said tion-bar and adapted to permit a vertical and journal 60 with a cotter a holding it securely lateral movement of said traction-bar. on said journal. The upper end of said trac- 2. The combination of a furrow-opener, a tion-bar fits in an opening in the conduit 0, traction-barand a press-wheel, an elongated 40 said opening being elongated at its outer openingin the furrow-opener and formed subedges, but substantially round at its center, stantially round at its center forming a conthe said opening 0 being elongated, as shown tacting surface for the upper curved end of in Fig. 3. The center of the end of said tracsaid bar the lower end of said bar forming a tion-bar forms a contacting surface with the journal for the press-wheel, a press-link piv- 45 center of the opening 0 saidcontacting suroted to the bar near its center, said wheel, 5 face being marked 0 in Fig. 3. A cotter 0 link and bar being pivoted in the same line. passes through the bar and holds said trac- 3. The combination of a traction-bar with Lion-bar securely in the opening 0 By reaits ends curved at right angles, a press-wheel son of the construction of the elongated outer journaled to the lower end of said bar, a fur- 50 edges ofthe opening with its oentersubstanrow-opener with an opening in the conduit [00 formed with its outeredges elongated but sub- In testimony whereof I have hereunto set stantially round at its center forming a conmy hand this 5th day of May, A. D. 1899. tacting surface for the upper end of said bar, FRANK R PACKHAM a clip attached near the center of said bar, a

5 press-link journaled on said clip and means \Vitnesses:

for permitting a vertical and lateral move- EARL G. XVELCH, ment of said press-wheel and its attachments. CHAS. I. VVELCH.