Sewing machine type decorative box
US5974989A · kind A · utility
Inventor
Key dates
| Filing date | Jan 29, 1998 |
| Grant date | Nov 2, 1999 |
| Priority date | — |
| Expiry date | Jan 29, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10F1/06
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A sewing machine type decorative box includes a sewing machine body and a box engaged with the sewing machine body. A music device is provided within the box, and this music device includes a rolling wheel and an end gear connected at a first end of the wheel. A rotary disk also is installed within the box, wherein a periphery of the rotary disk engages the end gear of the music device. Additionally, a rod is provided that rotates along with the rotary disk. The sewing machine body includes first and second transverse axes. A first gear is provided at a first end of the first transverse axis, and an eccentric cam is provided at a second end of the first transverse axis. The second transverse axis includes a gear at one end that engages with the first gear of the first transverse axis. A longitudinal driving axis extends between the sewing machine body and the box. A first end of this driving axis includes an element that engages with the rod of the rotary disk, and the second transverse axis is driven by this driving axis. Finally, a longitudinal axis is installed at the cam of the first transverse axis. A cambered guiding piece, which is integrally formed with the longitudinal axi…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.