Pg 237  PRENTISS TOOL & SUPPLY COMPANY.

 

AUTOMATIC SCREW MACHINES

The one I have almost the but slightly later, same patented 1917 made by the ACME automatic screw machine co.

                 PRENTISS  TOOL & SUPPLY COMPANY.

 

AUTOMATIC SCREW MACHINES

out

The above cut represents the Universal Multiple Spindle Automatic Screw Machine, which has been put on the market after testing same for about two years.

 

All the objectionable features of the present machines of this type have been eliminated, and it has been the endeavor of the manu­factures of this machine to build a tool which could be operated by the average screw machine operator, and at the same time produce work in quantities aid qualities far in excess of any other machine on the market.

 

SPECIFICATIONS.

                                                              Inches.                                           Inches.                                          Inches

 

Machine No.,.                                                                1                                                     2                                                    3

 

Diameter of spindle,                                                      1-1/16

 

Largest chuck capacity,                                                 3/8

 

Length of feed,                                                               3

 

Length that can be turned,                                             2-1/2                                                  3¾

 

Size of box tool shank,                                                  13/16

 

Diameter of driving pulley,                                             8

 

Width of belt,                                                                   2-1/2

 

Floor space,                                                                4’ 6” x 1’ 10’’  .                                               .                                               6’ X 2’ 4”                                      7’ I” x 2’ 6”

 

Width of belt on countershaft,                                        3

                                                                       

 

 

                                                      I’iG               .                           .                         .

•                         •                                             .                          •                        •                        • 35 • • • . ‘4

•                         • • . . . .‘ • • . . .1                   •                                              .                                               .                                              

                                                         8                               .8
                                                       44
                                                                                      3        .                                               .                                               •
                                                                       3

               IncIses.

                      Ti₂

                                    6

                     I’2

                                 To

                               2’ ~

 

                    3Y2

•                        •                    Panel

No. 3.

 

 

 

 

 

The page seen below is  exactly as the page was scanned  by an OCR softwhere.

 

AUTOMATIC SCREW MACHINES

out

The above cut represents the Universal Multiple Spindle Automatic Screw Machine, which has been put on the market after testing same for about two years.

 

All the objectionable features of the present machines of this type have been eliminated, and it has been the endeavor of the mann­faeturers of this machine to build a tool which could be operated by the average screw machine operator, an(l at the same time prodnce work in quantities aiid qualities far in excess of any other machine on the market.

 

SPECIFICATIONS.

Machine No.,.

 

Diameter of spindle,

 

Largest chuck capacity,

 

Length of feed,

 

Length that can be turned,

 

Size of box tool shank,

 

Diameter of driving pulley,

 

Width of belt, .

Floor space,         .

 

Width of belt on countershaft,

Code words,          .

I .                                                   . . . 2

                                                                        Inches.                                 Inches.

                                                      I’iG               .                           .                         .

•                         •                                             .                          •                        •                        • 35 • • • . ‘4

•                         • • . . . .‘ • • . . .1                   •                                              .                                               .                                               3¾

                                                         8                               .8
                                                       44
                                           ~‘ 6’ x I’ tO”             .                           .                         6’ X 2’ 4”
                                                         3         .                           .                         •
                                                                        •                           .                                      . Pamper         .                           •                        . Pander,

3

               IncIses.

                      Ti₂

                                    6

                     I’2

                                 To

                               2’ ~

 

7’ I” x 2’ 6”

                    3Y2

•                        •                    Panel

No. 3.