Magnetic clasp

US8997318B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8997318-B2
Application numberUS-201313924807-A
CountryUS
Kind codeB2
Filing dateJun 24, 2013
Priority dateJun 27, 2012
Publication dateApr 7, 2015
Grant dateApr 7, 2015

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

A bracelet including flexible end parts arranged to overlap each other in the closed position of the bracelet. The bracelet includes a first magnetic circuit portion integrated in one of the end parts and a second magnetic circuit portion integrated in the other end part, the magnetic circuit portions being arranged to mutually attract each other to unite the two end parts in the closed position of the bracelet. One end part includes second magnetic circuit portions which are arranged parallel to each other and spaced apart from each other to enable the length to be selected. The magnetic circuit portions include a soft ferromagnetic alloy yoke arranged transversely to the bracelet and parallel to the surface of the end part in which the magnetic circuit portion is integrated. The first magnetic circuit portion includes bipolar magnets arranged between the yoke and the contact surface of the end part.

First claim

Opening claim text (preview).

What is claimed is: 1. A bracelet or wristband with a magnetic clasp comprising a first and a second flexible end part in the form of a strap portion, said end parts being separable and being arranged to overlap in the closed position of the bracelet so that the bracelet substantially forms a ring with an external side and an internal side and so that the end parts define an overlapping area, the end parts each having a contact surface arranged to adjoin the contact surface of the…

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Frequently asked questions

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What does patent US8997318B2 cover?
A bracelet including flexible end parts arranged to overlap each other in the closed position of the bracelet. The bracelet includes a first magnetic circuit portion integrated in one of the end parts and a second magnetic circuit portion integrated in the other end part, the magnetic circuit portions being arranged to mutually attract each other to unite the two end parts in the closed positio…
Who is the assignee on this patent?
Swatch Group Res & Dev Ltd
What technology area does this patent fall under?
Primary CPC classification A44C5/04. Mapped technology areas include Human Necessities.
When was this patent published?
Publication date Tue Apr 07 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).