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US3789463A Expired / Lapsed US ⏱️ 0.0 years remaining

Bridging member for hose clamps

Assignee: HANS OETIKER AG MASCHINEN- und APPARATEFABRIK OBERDORFSTRASSE 21 CH-8812 HORGEN SWITZERLAND
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Filing: 1971-11-19
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Granted: 1974-02-05
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Expires: 1991-11-19
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Abstract

Abstract A bridging member for bridging the gap formed in the circumferential band portion of a hose clamp provided with an outwardly extending fold adapted to be contracted, whereby the bridging member consists of relatively thin material and includes a base portion adapted to abut against the radially inner surface of the band and side walls extending substantially at right angle to the base portion and provided with inwardly directed projections near the outer ends which can snap-in behind the outer surface of the band and thereby hold the bridging member in the assembled condition.

Inventors

  • 👤 H Oetiker

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 00:28
CPC Classifications
F; F16; F16L; F16L33/00; F16L33/02; F16L33/025; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1457; Y10T24/1478

Claims Analysis

Total Claims: 23
Claim 1
Independent Claim 135 words
A bridging member for a hose clamp which includes a circumferential band having a radially outwardly projecting fold, for bridging the gap formed between outwardly projecting legs of the fold, characterized in that the bridging member includes a main surface portion of generally curved configuration and a width approximately equal to the width of the band of the hose clamp with which it is to be used, continuous side wall portions extending approximately at right angle from the main surface portion in a radially outward direction with respect to the center of the radius of curvature of the main surface portion, and means in the side walls formed by small inwardly projecting lug portions near a respective outer end of the side wall portions to enable snap-in assembly over the band of the hose clamp.
Claim 2
Dependent Claim 135 words
A bridging member for a hose clamp which includes a circumferential band having a radially outwardly projecting fold, for bridging the gap formed between outwardly projecting legs of the fold, characterized in that the bridging member includes a main surface portion of generally curved configuration and a width approximately equal to the width of the band of the hose clamp with which it is to be used, continuous side wall portions extending approximately at right angle from the main surface portion in a radially outward direction with respect to the center of the radius of curvature of the main surface portion, and means in the side walls formed by small inwardly projecting lug portions near a respective outer end of the side wall portions to enable snap-in assembly over the band of the hose clamp.
Claim 3
Dependent Claim 28 words
The combination according to claim 1, characterized in that said lug portions are arranged near the circumferential ends of the side walls along the radially outer parts thereof.
Claim 4
Dependent Claim 27 words
The combination according to claim 2 characterized in that the bridging member is made from a material having a thickness of the order of about 0.2 millimeters.
Claim 5
Dependent Claim 13 words
The combination according to claim 3 characterized in that said material is steel.
Claim 6
Dependent Claim 27 words
The combination according to claim 1, characterized in that the bridging member is made from a material having a thickness of the order of about 0.2 millimeters.
Claim 7
Dependent Claim 13 words
The combination according to claim 5 characterized in that said material is steel.
Claim 8
Dependent Claim 23 words
The combination according to claim 5 characterized in that said main surface portion is provided with a substantially circumferentially extending stiffening groove means.
Claim 9
Dependent Claim 21 words
The combination according to claim 7 wherein said substantially circumferentially extending groove means is pressed inwardly from said main surface portion.
Claim 10
Dependent Claim 23 words
The combination according to claim 1, characterized in that said main surface portion is provided with a substantially circumferentially extending reinforcing groove means.
Claim 11
Dependent Claim 23 words
The combination according to claim 9 characterized in that said circumferentially extending groove means is pressed out inwardly from said main surface portion.
Claim 12
Dependent Claim 32 words
The combination according to claim 1, characterized in that the bridging member is made from a material selected from the group consisting of non-ferrous metals, plastic materials, brass, aluminum, copper and steel.
Claim 13
Dependent Claim 31 words
The combination according to claim 1, characterized in that the thickness of the material of the bridging member is considerably smaller than the thickness of the circumferential band of the clamp.
Claim 14
Dependent Claim 248 words
A hose clamp assembly especially for relatively thin-walled hoses, comprising a circumferentially extending band portion provided with outwardly extending fold means, said fold means including outwardly extending leg portions passing over into the band circumferential portion and interconnected at the outer end by a web portion, said band portion having a predetermined width in the axial direction of the clamp, and said leg portions defining a gap in the circumferential direction of the band portion, and bridging means for said gap formed of thinwalled material and having a main surface portion of a width substantially equal to said predetermined width and a configuration generally conforming to the configuration of the band portion, said main surface portion abutting against the inner surface of the band portion within the area thereof on both sides of the gap to thereby bridge said gap, said main surface portion being adjoined by approximately parallel side wall portions disposed approximately at right angle to the main surface portion and provided with inwardly projecting lug means to snap-in behind the radially outer surface of the band portion so as to hold the bridging means firmly assembled to the band portion, and the thickness of the thin-walled material of said bridging means being substantially smaller than the thickness of the material used for the circumferentially extending band, said side wall portions extending continuously substantially over the same arcuate length as said main surface portion and wherein said lug means are provided near the respective outer ends.
Claim 15
Dependent Claim 248 words
A hose clamp assembly especially for relatively thin-walled hoses, comprising a circumferentially extending band portion provided with outwardly extending fold means, said fold means including outwardly extending leg portions passing over into the band circumferential portion and interconnected at the outer end by a web portion, said band portion having a predetermined width in the axial direction of the clamp, and said leg portions defining a gap in the circumferential direction of the band portion, and bridging means for said gap formed of thinwalled material and having a main surface portion of a width substantially equal to said predetermined width and a configuration generally conforming to the configuration of the band portion, said main surface portion abutting against the inner surface of the band portion within the area thereof on both sides of the gap to thereby bridge said gap, said main surface portion being adjoined by approximately parallel side wall portions disposed approximately at right angle to the main surface portion and provided with inwardly projecting lug means to snap-in behind the radially outer surface of the band portion so as to hold the bridging means firmly assembled to the band portion, and the thickness of the thin-walled material of said bridging means being substantially smaller than the thickness of the material used for the circumferentially extending band, said side wall portions extending continuously substantially over the same arcuate length as said main surface portion and wherein said lug means are provided near the respective outer ends.
Claim 16
Dependent Claim 25 words
The combination according to claim 13, characterized in that the base portion is provided with a circumferentially arranged reinforcing groove in the central area thereof.
Claim 17
Dependent Claim 20 words
The combination according to claim 14 wherein said circumferentially arranged reinforced groove is pressed out inwardly from said base portion.
Claim 18
Dependent Claim 26 words
The combination according to claim 13 characterized in that said bridging means is made from band steel having a thickness of the order of 0.2 millimeters.
Claim 19
Dependent Claim 31 words
The combination according to claim 13 characterized in that the bridging means is made from a less costly material than the material used for the band portion of the hose clamp.
Claim 20
Dependent Claim 46 words
The combination according to claim 17, characterized in that the material of said bridging means is considerably thinner than the material of the clamp band portion so that the bridging means can be bent manually to conform to the curvature of hose clamps of different sizes.
Claim 21
Dependent Claim 26 words
The combination according to claim 18 characterized in that said bridging means is made from band steel having a thickness of the order of 0.2 millimeters.
Claim 22
Dependent Claim 26 words
The combination according to claim 18 characterized in that the main surface portion is provided with a circumferentially arranged stiffening groove in the central area thereof.
Claim 23
Dependent Claim 32 words
The combination according to claim 13 characterized in that said bridging means is made from a material selected from the group consisting of non-ferrous metals, plastic materials, brass, aluminum, copper and steel.

References Cited (Backward Citations)

US492165A Cited
CA783296A Cited
US1821507A Cited
US3275366A Cited
US3523337A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-02-04 1977-08-06 1978-02-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-02-04 1981-08-06 1982-02-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-02-04 1985-08-06 1986-02-05 $7700.00 Window Closed / Lapsed

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