Pole reinforcement system
Номер патента: CA1309834C
Опубликовано: 10-11-1992
Автор(ы): John Keith Knight
Принадлежит: Eltek Holdings Pty Ltd
Опубликовано: 10-11-1992
Автор(ы): John Keith Knight
Принадлежит: Eltek Holdings Pty Ltd
Реферат: ABSTRACT A method and apparatus for reinforcing the buried end of a wooden utility pole (4). The method uses elongate curved elements (2) which are spaced about the periphery of the pole and driven into the ground so that their lower ends are buried. Bolts (52) which pass through the pole are used to firmly clamp the members (2) to the pole (4).
Pole reinforcement truss
Номер патента: US20050211454A1. Автор: Brian Reed,Nelson Bingel,Lawrence Geitner. Владелец: Individual. Дата публикации: 2005-09-29.