Miscellaneous hardware (e.g. – bushing – carpet fastener – caster – Handle – handle component – or handle adjunct – Length adjustable pull handle for luggage or luggage cart
Reexamination Certificate
1999-12-23
2001-10-02
Mah, Chuck Y. (Department: 3626)
Miscellaneous hardware (e.g., bushing, carpet fastener, caster,
Handle, handle component, or handle adjunct
Length adjustable pull handle for luggage or luggage cart
C280S655000, C190S115000
Reexamination Certificate
active
06295698
ABSTRACT:
BACKGROUND OF THE INVENTION
The present invention relates to a retractable handle assembly. More particularly, the present invention relates to a retractable handle assembly for a suitcase.
A conventional handle device of a suitcase can be extended or retracted according to the operation of the user. The conventional handle device is inserted in the suitcase. However, a retractable mechanism of the conventional handle device may be broken easily. U.S. Pat. No. 5,500,981 has disclosed a handle device of a suitcase.
SUMMARY OF THE INVENTION
An object of the present invention is to provide a retractable handle assembly which can be operated easily.
Another object of the present invention is to provide a retractable handle assembly which can be assembled easily.
Another object of the present invention is to provide a retractable handle assembly which has a positioning device to be moved silently.
Accordingly, a retractable handle assembly comprises
a grip device, a push button, a U-shaped rod, a driven rod, an inner pipe, a middle pipe, an outer pipe, an upper seat, a lower seat, and a first and a second positioning devices. The upper seat has two downward sleeves and two oblong apertures. One of the downward sleeves receives an upper end of the outer pipe. The lower seat has two upward sleeves and two oblong holes. One of the upward sleeves receives a lower end of the outer pipe. The push button encloses a center portion of the U-shaped rod. The grip device has a first grip casing and a second grip casing engaging with the first grip casing. The U-shaped rod is disposed in the grip device. A coiled spring is disposed on a bottom of the push button. The U-shaped rod has two end portions. An upper end of the driven rod engages with the respective end portion of the U-shaped rod. The outer pipe has an oblong slot. The driven rod is inserted in the inner pipe. The inner pipe is inserted in the middle pipe. The middle pipe is inserted in the outer pipe. An upper end of the inner pipe is inserted in the grip device. The middle pipe passes through the respective oblong aperture of the upper seat. The first positioning device is disposed on a bottom of the inner pipe. The second positioning device is disposed on a bottom of the middle pipe. Each of the first and the second positioning devices has a mount, a cover plate engaging with the mount, a hollow brake block, and a positioning block. The mount has a bottom recess, a guide groove, two lateral click blocks, and a positioning groove. Each of the lateral click blocks has an upper camber edge. The hollow brake block has two bevel grooves. The positioning block has two lateral posts. The cover plate has a lower click hook and two lateral click grooves matching the lateral click blocks. The hollow brake block is inserted in the guide groove of the mount. A compression spring is disposed on a bottom of the hollow brake block. The positioning block is inserted in the positioning groove of the mount. The lateral posts are inserted in the bevel groove of the hollow brake block. The lower click hook is inserted in the bottom recess of the mount. The lateral click blocks are inserted in the lateral click grooves.
REFERENCES:
patent: 5502876 (1996-04-01), Wang
patent: 5727898 (1998-03-01), Lu
patent: 5729866 (1998-03-01), Chg
patent: 5996177 (1999-12-01), Cheng
patent: 6026543 (2000-02-01), Chen
patent: 6141828 (2000-11-01), Kuo
LandOfFree
Retractable handle does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Retractable handle, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Retractable handle will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2575155