In the late 1940’s, Detroit based Fruehauf Trailer Company’s Chief Engineer Keith Tantlinger developed a new semi-trailer design that has since been copied by every trailer manufacturer throughout the world. Prior to this, the semi-trailer van body was basically a covered box mounted on a heavy chassis that took the weight. Fruehauf introduced an Read More
The Caterpillar Track Story We have all read that the caterpillar track came from Holt who later merged with Best to form the Caterpillar Co. of Peoria. Holt had been experimenting with a chain track design in the first decade of the 1900’s. What is not so well known is that in Grantham, England, the Read More
Last week, I drove to Kippen, some 40 miles north of London, Ontario where the Sad Iron Engine Show was having its annual get together. Turning into the driveway of this lovely farm, its location marked by an old engine at the entrance, I drove through into a grassed parking area. As I climbed out Read More
In late 1959 I was Chief Engineer for Crane Carrier Canada, manufacturer of heavy duty truck chassis for crane installations. We had just completed our first 8 x 6 crane carrier chassis designed for mounting of a 35 ton crane, and equipped with tandem rear drive axles and tandem front axles, one of which was Read More
James Tudhope was an aggressive industrialist, building a thriving carriage business from that originally founded by his father in 1874. By 1902, the Tudhope Carriage Co. Ltd. factory occupied a full three city blocks in the downtown area of Orillia. A separate company, Tudhope Anderson Co. Ltd. was formed, and used part of the existing Read More
The Koehring Waterous Co. of Brantford, (formerly Waterous Engine Works. Ltd.), had been a major manufacturer of sawmill and wood processing equipment since the mid 1800’s, with such products as de-barkers, shredders and grinders for wood pulping, From the mid 1960’s, they remade the company into a manufacturer of large self-propelled wood harvesters, introducing the Read More
Over the last century, great steps forward have been made in the working conditions in factories. In the latter part of the 1800’s, safety concerns were virtually non existent with hazards like high speed belts and pulleys all over the place, no ear, hand or eye protection and poor heating in winter. In one of Read More
At the front entrance to a modern factory in New Jersey stand three statues. These are unusual in that they are made of a special steel that forms a rust colored coating that protects them with no further treatment. These were cut by a computer controlled plasma cutter with the images downloaded from photos Read More
The early pioneer equipment manufacturers were never short of ideas to incorporate into their products. Take, for example, this early 1920’s road grader made by the Sawyer Massey Company of Hamilton. Prior to this, graders were primarily pulled by horses, or later by steam rollers, an arrangement that was not only cumbersome but limited Read More
From 1947 to 1952, I served an engineering apprenticeship with Ruston & Hornsby Ltd., a major manufacturer of diesel engines. My last year was spent at the Anchor Street plant, (one of five plants the company had in Lincoln, England) where the newly formed gas turbine division was housed. There, I worked in the tool Read More