In 2004 Bobrick introduced a line of surface-mounted recessed and Lever-Less Roll Paper Towel Dispensers.

2004年，美国保必丽公司开发了一系列外露式无滚轴纸巾架。

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Each support member comprises a curved lower surface (146) and a rolling element (148) located within a recessed portion of the lower surface of the support member.

每个支承构件包括弯曲的下表面(146)和位于支承构件的下表面的凹进部分内的滚动元件(148)。

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