| 摘要 |
A pivotal mount for an electronic beam generating apparatus, such as radar, loran or the like, is disclosed herein having a fixed member and a rotating member carried on the fixed member. The fixed member includes a clamp for securement onto a vessel's mast and a pair of bearings defining aligned bores. The rotating member includes an L-shaped platform with an outwardly projecting shaft insertably receivable within the bearing bores and further having spaced-apart mounting elements for supporting and securing the electronic beam generating apparatus.
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