| 摘要 |
The frame (10) has a major aperture (11) through which a supported item of equipment passes. Around the edge of the frame there are a number of buttonhole slots (13) for receiving frame fixings. The support comprises a frame (10) with at least one major aperture (11) through which a supported item of equipment passes. Around the edge of the frame there are a number of buttonhole slots (13) for receiving supports necessary for fixing the frame. Each of the buttonhole slots has an extension (16,16) which extends from the main section at an oblique angle with respect to the main axis of alignment (D) of the slot. The aperture in the center of the frame may include eyelets or hooks (23) which have a surface which is chamfered with a round v-shape. The support plate may be made from steel.
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