Bed having massage device

Beds – Mattress – Having confined gas

Reexamination Certificate

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Details

C005S933000, C601S148000

Reexamination Certificate

active

06202237

ABSTRACT:

BACKGROUND OF THE INVENTION
1. Field of the Invention
The present invention relates to a bed, and more particularly to a bed having a massage device.
2. Description of the Prior Art
Typical beds comprise one or more rollers engaged therein and driven by a motor in order to strike onto or to act on the user's body. However, the user's body may be hurt by the rollers sometimes.
The present invention has arisen to mitigate and/or obviate the afore-described disadvantages of the conventional massage devices for beds.
SUMMARY OF THE INVENTION
The primary objective of the present invention is to provide a bed including a massage device that is actuated by pressurized air.
In accordance with one aspect of the invention, there is provided a bed comprising a plurality of holes formed therein, a plurality of pneumatic actuating devices disposed in the holes of the bed body, and means for supplying pressurized air to the pneumatic actuating devices and to actuate the pneumatic actuating devices to act on the user.
The pneumatic actuating devices each includes a bulge disposed thereon and extended outward of the bed body for acting on the user. The pressurized air supplying means includes a plurality of air valves coupled to the pneumatic actuating devices respectively, and an air pump coupled to the air valves for supplying the pressurized air to the pneumatic actuating devices via the air valves. An air reservoir is disposed between the air pump and the air valves for storing the pressurized air.
The pneumatic actuating devices are bellows type pneumatic actuating devices or are air bag type pneumatic actuating devices.
One or more seats are further disposed thereon and each having a pneumatic actuating device disposed therein and directed to a side portion of the user. The pneumatic actuating devices of the seats each includes a bulge disposed thereon and extended outward of the seats for acting on the side portion of the user. A plate is secured on the bed body for supporting the seats.
The bed body includes a belt threaded therein, the plate is detachably secured on the belt for allowing the belt to adjust the plate and the seats relative to the bed body. The bed body includes a pair of grooves formed therein for threading the belt, the belt is adjustable along the grooves for adjusting the seats relative to the bed body.
Further objectives and advantages of the present invention will become apparent from a careful reading of a detailed description provided hereinbelow, with appropriate reference to accompanying drawings.


REFERENCES:
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patent: 4017118 (1977-04-01), Cawley
patent: 4524762 (1985-06-01), Schulman
patent: 4583255 (1986-04-01), Mogaki et al.
patent: 5029939 (1991-07-01), Smith et al.
patent: 5135282 (1992-08-01), Pappers
patent: 5192304 (1993-03-01), Rassman
patent: 5320409 (1994-06-01), Katoh et al.
patent: 5611772 (1997-03-01), Fujimoto et al.
patent: 5657499 (1997-08-01), Vaughn et al.
patent: 5792082 (1998-08-01), Yamanaka et al.
patent: 405345005 (1993-12-01), None

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