gallows frame

American  

noun

Mining.

1. headframe.

---

Etymology

Origin of gallows frame

First recorded in 1880–85

Example Sentences

For building walls of some height a gallows frame arrangement or the common braced staging used by masons and carpenters is used.

From Concrete Construction Methods and Costs by Gillette, Halbert Powers

On this rests one end of the temporary floors, the gallows frame supports the roof, and the rafters are secured to it, so that they become ties.

From Woodward's Country Homes by Woodward, George E. (George Evertson)

Each wheelbarrow of concrete was raised by a rope passing over a pulley at the top of a gallows frame, one horse and a driver serving for this raising.

From Concrete Construction Methods and Costs by Gillette, Halbert Powers

Encircling and overlapping the 12-in. chute was a second slightly larger chute suspended by means of two ropes from the gallows frame.

From Concrete Construction Methods and Costs by Gillette, Halbert Powers