Patent US4193586A successfully refreshed from Google Patents.
US4193586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hand rail
Assignee: C D Sparling Co
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Filing: 1977-11-30
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Granted: 1980-03-18
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Expires: 1997-11-30
Abstract
Abstract A hand rail for use on a wall comprising a length of tubular material including a central portion and end portions extending from the bent portions at an obtuse angle and engaging the wall. The end portions have free ends defining a plane which is at an acute angle to the plane of the central portion and end portions. The ends of said end portions engaging the wall are fastened to the wall at the ends of the end portions.
Inventors
- 👤 Torbett B. Guenther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:23
CPC Classifications
E; E04; E04F; E04F11/00; E04F11/18; E04F11/1802; E04F11/1804
Claims Analysis
Total Claims: 46
Claim 1
Independent Claim
116 words
In a hand rail, the combination comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane of said central portion and end portions, said ends of said end portions engaging said wall, means for fastening said rail to said wall at said ends of said end portions comprising an insert in each end portion, a fastener extending therefrom through said wall, said insert being molded in situ, said fastener extending through an opening in said end portions into said wall.
Claim 2
Dependent Claim
116 words
In a hand rail, the combination comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane of said central portion and end portions, said ends of said end portions engaging said wall, means for fastening said rail to said wall at said ends of said end portions comprising an insert in each end portion, a fastener extending therefrom through said wall, said insert being molded in situ, said fastener extending through an opening in said end portions into said wall.
Claim 3
Dependent Claim
103 words
In a hand rail, the combination comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane of said central portion and end portions, said ends of said end portions engaging said wall, means for fastening said rail to said wall at said ends of said end portions comprising an insert in each end portion, a fastener extending therefrom through said wall, and a filler covering said fastener.
Claim 4
Dependent Claim
103 words
In a hand rail, the combination comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane of said central portion and end portions, said ends of said end portions engaging said wall, means for fastening said rail to said wall at said ends of said end portions comprising an insert in each end portion, a fastener extending therefrom through said wall, and a filler covering said fastener.
Claim 5
Dependent Claim
106 words
In a hand rail, the combination comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane of said central portion and end portions, said ends of said end portions engaging said wall, means for fastening said rail to said wall at said ends of said end portions, and a washer interposed between each end portion and said wall and having the general configuration of the end of each end portion.
Claim 6
Dependent Claim
106 words
In a hand rail, the combination comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane of said central portion and end portions, said ends of said end portions engaging said wall, means for fastening said rail to said wall at said ends of said end portions, and a washer interposed between each end portion and said wall and having the general configuration of the end of each end portion.
Claim 7
Dependent Claim
95 words
A hand rail for mounting on a wall and the like comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane of said central portion and end portions, said ends of said end portions being adapted to engage said wall including an insert in each end portion, a fastener adapted to extend into said insert and through a wall, said insert being molded in situ.
Claim 8
Dependent Claim
95 words
A hand rail for mounting on a wall and the like comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane of said central portion and end portions, said ends of said end portions being adapted to engage said wall including an insert in each end portion, a fastener adapted to extend into said insert and through a wall, said insert being molded in situ.
Claim 9
Dependent Claim
97 words
A hand rail for mounting on a wall and the like comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane of said central portion and end portions, said ends of said end portions being adapted to engage said wall including an insert in each end portion, a fastener adapted to extend into said insert and through a wall, and a filler adapted to cover said fastener.
Claim 10
Dependent Claim
97 words
A hand rail for mounting on a wall and the like comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane of said central portion and end portions, said ends of said end portions being adapted to engage said wall including an insert in each end portion, a fastener adapted to extend into said insert and through a wall, and a filler adapted to cover said fastener.
Claim 11
Dependent Claim
96 words
A hand rail for mounting on a wall and the like comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane of said central portion and end portions, said ends of said end portions being adapted to engage said wall, and a washer adapted to be interposed between each end portion and a wall and having the general configuration of the end of each end portion.
Claim 12
Dependent Claim
96 words
A hand rail for mounting on a wall and the like comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane of said central portion and end portions, said ends of said end portions being adapted to engage said wall, and a washer adapted to be interposed between each end portion and a wall and having the general configuration of the end of each end portion.
Claim 13
Dependent Claim
118 words
In a hand rail, the combination comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from said central portion at obtuse angles, said end portions having free ends engaging said wall, each said free end lying in a plane that is at an acute angle to the axis of the respective end portion and to the plane defined by the respective end portion and central portion, means for fastening said rail to said wall at said ends of said end portions, said last-mentioned means comprising an insert in each end portion, and a fastener extending therefrom through said wall and engaging said end portion of said rail.
Claim 14
Dependent Claim
118 words
In a hand rail, the combination comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from said central portion at obtuse angles, said end portions having free ends engaging said wall, each said free end lying in a plane that is at an acute angle to the axis of the respective end portion and to the plane defined by the respective end portion and central portion, means for fastening said rail to said wall at said ends of said end portions, said last-mentioned means comprising an insert in each end portion, and a fastener extending therefrom through said wall and engaging said end portion of said rail.
Claim 15
Dependent Claim
116 words
In a hand rail, the combination comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from said central portion at obtuse angles, said end portions having free ends engaging said wall, each said free end lying in a plane that is at an acute angle to the axis of the respective end portion and to the plane defined by the respective end portion and central portion, means for fastening said rail to said wall at said ends of said end portions, said means for fastening said rail comprising an integral recess in each said end portion, a fastener extending through said recess to said wall.
Claim 16
Dependent Claim
116 words
In a hand rail, the combination comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from said central portion at obtuse angles, said end portions having free ends engaging said wall, each said free end lying in a plane that is at an acute angle to the axis of the respective end portion and to the plane defined by the respective end portion and central portion, means for fastening said rail to said wall at said ends of said end portions, said means for fastening said rail comprising an integral recess in each said end portion, a fastener extending through said recess to said wall.
Claim 17
Dependent Claim
18 words
The combination set forth in claim 8 including an insert positioned in said recess to cover said fastener.
Claim 18
Dependent Claim
133 words
In a hand rail, the combination comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from said central portion at obtuse angles, said end portions having free ends engaging said wall, each said free end lying in a plane that is at an acute angle to the axis of the respective end portion and to the plane defined by the respective end portion and central portion, each said end portion having an opening therein and a surface about said opening, means for fastening said rail to said wall at said ends of said end portions, said fastening means comprising a bolt having a head inclined to conform to said surface of said opening in said end portions and extending through said wall.
Claim 19
Dependent Claim
133 words
In a hand rail, the combination comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from said central portion at obtuse angles, said end portions having free ends engaging said wall, each said free end lying in a plane that is at an acute angle to the axis of the respective end portion and to the plane defined by the respective end portion and central portion, each said end portion having an opening therein and a surface about said opening, means for fastening said rail to said wall at said ends of said end portions, said fastening means comprising a bolt having a head inclined to conform to said surface of said opening in said end portions and extending through said wall.
Claim 20
Dependent Claim
98 words
A hand rail on a wall or the like comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends, each said free end lying in a plane that is at an acute angle to the axis of the respective end portion and to the plane defined by the respective end portion and central portion, said last-mentioned means comprising an insert in each end portion, and a fastener extending therefrom through said wall and engaging said end portion of said rail.
Claim 21
Dependent Claim
98 words
A hand rail on a wall or the like comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends, each said free end lying in a plane that is at an acute angle to the axis of the respective end portion and to the plane defined by the respective end portion and central portion, said last-mentioned means comprising an insert in each end portion, and a fastener extending therefrom through said wall and engaging said end portion of said rail.
Claim 22
Dependent Claim
96 words
A hand rail on a wall or the like comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portion having free ends, each said free end lying in a plane that is at an acute angle to the axis of the respective end portion and to the plane defined by the respective end portion and central portion, said means for fastening said tube comprising an integral recess in each said end portion, a fastener extending through said recess to said wall.
Claim 23
Dependent Claim
96 words
A hand rail on a wall or the like comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portion having free ends, each said free end lying in a plane that is at an acute angle to the axis of the respective end portion and to the plane defined by the respective end portion and central portion, said means for fastening said tube comprising an integral recess in each said end portion, a fastener extending through said recess to said wall.
Claim 24
Dependent Claim
18 words
The combination set forth in claim 12 including an insert positioned in said recess to cover said fastener.
Claim 25
Dependent Claim
113 words
A hand rail on a wall or the like comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends, each said free end lying in a plane that is at an acute angle to the axis of the respective end portion and to the plane defined by the respective end portion and central portion, each said end portion having an opening therein and a surface about said opening, said fastening means comprising a bolt having a head inclined to conform to said surface of said opening in said end portions and extending through said wall.
Claim 26
Dependent Claim
113 words
A hand rail on a wall or the like comprising a length of tubular material including a central portion and end portions extending from said central portion at an obtuse angle, said end portions having free ends, each said free end lying in a plane that is at an acute angle to the axis of the respective end portion and to the plane defined by the respective end portion and central portion, each said end portion having an opening therein and a surface about said opening, said fastening means comprising a bolt having a head inclined to conform to said surface of said opening in said end portions and extending through said wall.
Claim 27
Dependent Claim
138 words
A hand rail comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from the central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane defined by the axis of said central portion and the axis of said end portions, an insert in each end portion, each said insert having substantially the same cross section as its respective end portion and having an end which lies in a plane parallel to the plane of the end of its respective end portion, at least one projection extending from one of said wall and each said insert, the other of said wall and said end portions having a transverse slot therein through which said fastener extends.
Claim 28
Dependent Claim
138 words
A hand rail comprising a wall, a hand rail comprising a length of tubular material including a central portion and end portions extending from the central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane defined by the axis of said central portion and the axis of said end portions, an insert in each end portion, each said insert having substantially the same cross section as its respective end portion and having an end which lies in a plane parallel to the plane of the end of its respective end portion, at least one projection extending from one of said wall and each said insert, the other of said wall and said end portions having a transverse slot therein through which said fastener extends.
Claim 29
Dependent Claim
17 words
The combination set forth in claim 15 wherein said fastener and slot comprise a dove tail construction.
Claim 30
Dependent Claim
68 words
The combination set forth in claim 16 wherein the axis of said slot extends transversely to the axis of its respective end portion and in spaced therefrom, such that the inserts can be partially inserted in the end portions of the rail, the fastener and slots partially engaged and then the inserts be fully seated in the end portions by applying a force transverse to the central portion.
Claim 31
Dependent Claim
21 words
The combination set forth in claim 15 wherein said fastener is in said wall and said slot is in said insert.
Claim 32
Dependent Claim
14 words
The combination set forth in claim 18 wherein said fastener comprises a headed screw.
Claim 33
Dependent Claim
29 words
The combination set forth in claim 19 wherein the head of said screw is in the form of a dove tail and said slot has a corresponding cross section.
Claim 34
Dependent Claim
15 words
The combination set forth in claim 15 wherein said slot extends entirely across said insert.
Claim 35
Dependent Claim
40 words
The combination set forth in claim 15 wherein said means for fastening said hand rail comprises enlarged projections on said insert, a fastener plate mounted on said wall, said plate having key-shaped slots therein which are engaged by said projections.
Claim 36
Dependent Claim
32 words
The combination set forth in claim 22 wherein the axis of said key-shaped slots is at a right angle to the axis of the end portions and in spaced from the axis.
Claim 37
Dependent Claim
142 words
A hand rail for a wall or the like comprising a hand rail comprising a length of tubular material including a central portion and end portions extending from the central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane defined by the axis of said central portion and the axis of said end portions, an insert in each end portion, said insert having substantially the same cross section as its respective said end portion and having an end which lies in a plane parallel to the plane of the end of its respective end portion, at least one projection extending from one of said wall and each said insert, the other of said wall and said end portions having a transverse slot therein through which said projection extends.
Claim 38
Dependent Claim
142 words
A hand rail for a wall or the like comprising a hand rail comprising a length of tubular material including a central portion and end portions extending from the central portion at an obtuse angle, said end portions having free ends defining a plane which is at an acute angle to the plane defined by the axis of said central portion and the axis of said end portions, an insert in each end portion, said insert having substantially the same cross section as its respective said end portion and having an end which lies in a plane parallel to the plane of the end of its respective end portion, at least one projection extending from one of said wall and each said insert, the other of said wall and said end portions having a transverse slot therein through which said projection extends.
Claim 39
Dependent Claim
14 words
The combination set forth in claim 24 wherein said slot is in said insert.
Claim 40
Dependent Claim
72 words
The combination set forth in claim 25 wherein the axis of said slot extends transversely to the axis of its respective end portion and is spaced therefrom, such that the inserts can be partially inserted in the end portions of the rail, the projections attached to a wall, the slots partially engaged and then the inserts be fully seated in the end portions by applying a force transverse to the central portion.
Claim 41
Dependent Claim
14 words
The combination set forth in claim 26 wherein said projection comprises a headed screw.
Claim 42
Dependent Claim
29 words
The combination set forth in claim 27 wherein the head of said screw is in the form of a dove tail and said slot has a corresponding cross section.
Claim 43
Dependent Claim
15 words
The combination set forth in claim 27 wherein said slot extends entirely across said insert.
Claim 44
Dependent Claim
31 words
The combination set forth in claim 24 including, a fastener plate adapted to be mounted on a wall, said plate having a key-shaped slot therein which is engaged by said projection.
Claim 45
Dependent Claim
32 words
The combination set forth in claim 24 wherein the axis of said key-shaped slot is at a right angle to the axis of the end portions and is spaced from the axis.
Claim 46
Dependent Claim
26 words
The combination set forth in claim 31 wherein said projections have their centers in a plane lying in spaced relationship to the axis of said insert.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-03-18 | 1983-09-17 | 1984-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-03-18 | 1987-09-17 | 1988-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-03-18 | 1991-09-17 | 1992-03-18 | $7700.00 | Window Closed / Lapsed |