Travel assistance device and sliding door device provided with same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 9, 2019
Grant Date -
Mar 1, 2018
app pub date -
Mar 4, 2016
filing date -
Mar 13, 2015
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A travel assistance device includes a first rail inclined downward from a first end portion side to a second end portion side in longitudinal direction, a second rail provided parallel to the first rail and inclined, in opposite direction to the first rail, downward from the second end portion to the first end portion in the longitudinal direction, a holding member having a runner portion slidably guided by the rails and holding a travelling body, and a switch mechanism configured to be switched between a state in which the runner portion is guided by the first rail and is assisted to travel downward on the first rail by a load applied to the runner portion and a state in which the runner portion is guided by the second rail and is assisted to travel downward on the second rail by the load applied to the runner portion.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2016 Application Filing Year
- E05D Class
- 529 Applications Filed
- 382 Patents Issued To-Date
- 72.22 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 1 Citation Count
- E05D Class
- 41.51 % this patent is cited more than
- 6 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jan 9, 2027 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jan 9, 2031 |
