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Patent No. 6295668

Maternity Beach Chair

A beach chair which can be adapted for a woman who is pregnant and wishes to sunbathe in the prone position.

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Class 411/214 - Member includes screw receivable in an axially extending, internally threaded bore


Subclass of Class 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
Definition: Device wherein the member takes the form of a screw (e.g.,
No. of patents: 9
Last issue date: 02/06/2007


NumberTitleIssue Date
7172380Wheel nut assembly
A wheel nut assembly includes a stud (1), a main wheel nut (4) mountable on threads (3) provided on the stud, and a retaining nut (6) engageable with threads (5) provided on the stud to prevent accidental loosening of the wheel nut...
02/06/2007
6916144Wheel nut assembly
A wheel nut assembly for fixing a wheel to a vehicle hub. The wheel nut assembly has a wheel nut. The wheel nut has an internal thread. The wheel nut assembly further includes a wheel stud having an external thread adapted to co-operate with the internal thread of t...
07/12/2005
6290442Locking fastener assembly for threaded joint
A highly adjustable free spinning positively locking fastener assembly for threaded joints such as automotive or truck wheel assemblies includes a nut having a flange with a retainer washer captured on the nut flange via a locking bolt. The washer include...
09/18/2001
6286382Rack and pinion steering gear and method of manufacturing the gear
A rack and pinion steering gear (10) comprises a rack (14) and a housing (12) for receiving the rack. The housing (12) has a chamber (42) for receiving a rack supporting yoke (70). The chamber (42) has a threaded portion (44) with internal threads (45). A...
09/11/2001
6053670Frictionally clamped tool and holder
In a modular system (10), with a holder part (12) for clamping in a spindle of a turning machine and a machining tool (14) attached interchangeably to this, the machining tool (14) has a hollow cylindrical shaft part (18) which overlaps a receiving mandre...
04/25/2000
5391032Reusable positive bolt locking device
A reusable positive locking device having a nut threaded onto a bolt shank to a certain closure position wherein a locking element is screwed onto the bolt shank against the nut and a crown element cupped over the end of the bolt shank is screwed onto the...
02/21/1995
4464699Shock proof adjustable low-loss capacitor
Apparatus for an adjustable low-loss capacitor, which can withstand the application of high shock forces without a corresponding change in a preselected value of capacitance, is described. This capacitor has two sets of hollow cylindrical electrodes which...
08/07/1984
4368937Overhead stowage bin mechanism
The mechanism allows the bin to be manually moved from a stowed position to a loading position, and requires support arms which are mounted with self-aligning bearings for proper operation. The bearing has three parts: an interior bin mounted needle beari...
01/18/1983
4253509Theft deterrent locking nut
A theft deterrent device for "bolting" pieces of material together, comprising: (1) a nut-like device having a smooth outer surface resistant to the effects of conventional wrenches, (2) a male threaded member having an internally threaded axial bore, ada...
03/03/1981
 
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