Variable-force balancing device in particular for movable-axis hinges of electric household appliances and the like
First Claim
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1. A load-balancing device for movable-axis hinges, comprising:
- a sliding piece/sleeve provided with means for retaining a first end of a first coaxial spring, another end of which has a fastening element, there being slidable coaxially with said sleeve and with said first spring a spindle, one end of which, inside said spring, has first means for retaining one end of a second spring which is coaxial with the first spring and the other end of which is housed inside a corresponding seat of the said sleeve, said first spring having a load greater than said second spring.
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Abstract
Load-balancing device in particular for movable-axis hinges, which comprises a sliding piece/sleeve provided with means for retaining a first end of a first coaxial spring, the other end of which has at least one fastening element, there being slidable coaxially with said sliding piece/sleeve and with said first spring a spindle, one end of which, inside said spring, has first means for retaining one end of a second spring which is coaxial with the first spring and the other end of which is housed inside a corresponding seat of the said sleeve, said first spring having a load greater than said second spring.
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Citations
26 Claims
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1. A load-balancing device for movable-axis hinges, comprising:
- a sliding piece/sleeve provided with means for retaining a first end of a first coaxial spring, another end of which has a fastening element, there being slidable coaxially with said sleeve and with said first spring a spindle, one end of which, inside said spring, has first means for retaining one end of a second spring which is coaxial with the first spring and the other end of which is housed inside a corresponding seat of the said sleeve, said first spring having a load greater than said second spring.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A hinge with a movable axis for doors of electric household appliances and the like comprising:
- a balancing device that includes a sleeve provided with means for retaining a first end of a first coaxial spring, another end of which has a fastening element, there being slidable coaxially with said sleeve and with said first spring a spindle, one end of which, inside said spring, has first means for retaining one end of a second spring which is coaxial with the first spring and the other end of which is housed inside a corresponding seat of the said sleeve, said first spring having a load greater than said second spring.
- View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
Specification