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A baguenaudier Diagrammatic representation of a four-ring baguenaudier A metal version of the puzzle. Baguenaudier (pronounced; French for "time-waster"), [1] also known as the Chinese rings, Cardan's suspension, Cardano's rings, Devil's needle or five pillars puzzle, is a disentanglement puzzle featuring a loop which must be disentangled from a sequence of rings on interlinked pillars. [1]
Several subtypes are included under this category, the names of which are sometimes used synonymously for the group: wire puzzles; nail puzzles; ring-and-string puzzles; et al. [ 2 ] [ 3 ] Although the initial object is disentanglement, the reverse problem of reassembling the puzzle can be as hard as—or even harder than—disentanglement.
Comb binding (sometimes referred to as "cerlox" or "surelox" binding) is one of many ways to bind pages together into a book. This method uses round plastic spines with 19 rings (for US Letter size) or 21 rings (for A4 size) and a hole puncher that makes rectangular holes.
The holes are positioned symmetrically, with the centers 4 + 1 ⁄ 4 inches (108 mm) apart. It requires paper formats that are at least 9 + 1 ⁄ 2 inches (241 mm) high. There is a variant for half-letter size pages ( 8 + 1 ⁄ 2 by 5 + 1 ⁄ 2 inches or 220 mm × 140 mm), whose three holes are 2 + 3 ⁄ 4 inches (70 mm) apart.
Three ring binder sprung clip mechanism. Japan uses a unique system, referred to as J-Binder. This system is compatible with A4 and B5 paper with different products. The A4 version uses 30 closely spaced rings, while the B5 one uses 26. Less common variants such as a 20 ring A5 version also exist. [6] Personal organizer with metallic ring binder
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4 things that could get more expensive for retirees in 2025 under Trump. Food. Food. Eating Well. 23 easy ground beef dinners that are perfect for weeknights. Food. Allrecipes.
The Golden State Warriors lost their NBA Cup game against the Denver Nuggets 119-115 on Tuesday night, and head coach Steve Kerr was not happy with the way it ended.