Horace W. Hacker

Horace Wardner Hacker (1879–1968) was the founder of the Hacker Manufacturing Co. in Chicago, which made plate gauges, and test presses that featured reciprocating beds with stationary carriages. Hacker held 14 U.S. Patents for various gauges and press mechanisms (and four later patents unrelated to printing). Like R.O. Vandercook, he was a proponent of pressroom […]

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SP-15 Ink Drum Lubrication?

My sp-15 started squealing today; I deduced the noise was coming from either the motor or the ink drum assembly – inspected the motor oil reservoir and topped it up without overfilling. Moved onto the ink drum assembly x 20613 and on removal found the ink drum shaft to be very resistant to rotation. I’ve […]

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R.L. Pelland

Raymond Louis Pelland (1893-1977) was a draftsman and design engineer at Vandercook from at least 1935 to 1947. His name appears on many assembly drawings and on four U.S. Patents including the large 4-color 604. (His first was a tie stitching machine for a previous employer). During World War I, Pelland was a private in […]

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