US3729040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floating replaceable anchor nut assembly
Assignee: SPS Technologies LLC
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Filing: 1971-05-26
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Granted: 1973-04-24
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Expires: 1991-05-26
Abstract
Abstract An anchor nut assembly wherein an internally threaded nut element is releasibly retained within a nut basket and is provided with a predetermined degree of radial float. The nut element is releasibly retained within the nut basket by a rotatable retaining ring member which in one position allows the nut to be readily removed or replaced within the nut basket and in a second position positively retains the nut element within the nut basket while permitting the nut element the desired degree of radial float within the nut basket.
Inventors
- 👤 R Whiteside
- 👤 W Cooper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:34
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/04; F16B37/041; F16B37/042; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/968; Y10S411/971
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
263 words
An anchor nut assembly comprising: a nut element including an internally threaded segment adapted to engage a threaded bolt and at least one projecting tab segment extending radially outwardly from said threaded segment, a nut basket including a first body portion adapted to be attached to a plate member and a second body portion having axially projecting flange means forming a seat for said nut element, said flange means having axially extending slot means formed therein with a closed end adjacent said seat, said slot means being adopted to receive said tab segment to restrain said nut element from rotation within said nut basket, said flange means having a free end including a radially outwardly extending lip, retaining means rotatably positioned about the outer periphery of said flanges means intermediate said closed end of said slot means and said radial lip whereby said retaining means is retained about said flange means and does not interfere with radial movement of said nut element, said retaining means comprising a ring member adapted to be roTated relative to said nut basket between a retaining position and a removal position for said nut element, said ring member including a first segment which when positioned over said tab segment on said nut element retains said nut element in said nut basket against axial removal and a second segment provided with a passage which when positioned over said tab segment allows the ready removal of said nut element from said nut basket without removing said ring member from the periphery of said flange means and constitutes the removal position.
Claim 2
Dependent Claim
263 words
An anchor nut assembly comprising: a nut element including an internally threaded segment adapted to engage a threaded bolt and at least one projecting tab segment extending radially outwardly from said threaded segment, a nut basket including a first body portion adapted to be attached to a plate member and a second body portion having axially projecting flange means forming a seat for said nut element, said flange means having axially extending slot means formed therein with a closed end adjacent said seat, said slot means being adopted to receive said tab segment to restrain said nut element from rotation within said nut basket, said flange means having a free end including a radially outwardly extending lip, retaining means rotatably positioned about the outer periphery of said flanges means intermediate said closed end of said slot means and said radial lip whereby said retaining means is retained about said flange means and does not interfere with radial movement of said nut element, said retaining means comprising a ring member adapted to be roTated relative to said nut basket between a retaining position and a removal position for said nut element, said ring member including a first segment which when positioned over said tab segment on said nut element retains said nut element in said nut basket against axial removal and a second segment provided with a passage which when positioned over said tab segment allows the ready removal of said nut element from said nut basket without removing said ring member from the periphery of said flange means and constitutes the removal position.
Claim 3
Dependent Claim
54 words
An anchor nut assembly as recited in claim 1 wherein said first segment of said ring member comprises an arcuately shaped portion and said second segment of said ring member comprises an extending tab portion having a cutout therein to provide sufficient clearance to pass said nut element and said projecting tab segment therethrough.
Claim 4
Dependent Claim
26 words
An anchor nut assembly as recited in claim 1 wherein said first body portion is a press insert adapted to be secured within the plate member.
Claim 5
Dependent Claim
47 words
An anchor nut assembly as recited in claim 1 wherein said flange means are spaced from said nut element to provide a clearance between said flange means and said nut element to provide a limited degree of radial movement for said nut element within said nut basket.
Claim 6
Dependent Claim
27 words
An anchor nut assembly as recited in claim 1 wherein said ring member includes means for restraining rotation of said ring member relative to said flange means.
Claim 7
Dependent Claim
54 words
An anchor nut assembly as recited in claim 2 wherein said ring member is slightly oval in shape with the minor diameter of said oval being across said first segment to restrain rotation of said ring member when said ring member is positioned to allow removal of said nut element from said nut basket.
Claim 8
Dependent Claim
79 words
An anchor nut assembly as recited in claim 1 wherein said nut element comprises a cylindrical body portion from which a plurality of tab segments extend in a radial direction, and wherein said nut basket includes a bolt receiving aperture extending therethrough and in generally aligned relationship with said internally threaded portion of said nut element and wherein said flange means comprises a pair of arcuately shaped projecting flanges including spaced opposed end wall surfaces defining said slot means.
Claim 9
Dependent Claim
260 words
In a joint assembly comprising at least two plate members joined together, an anchor nut assembly secured to one of said plate members, said anchor nut assembly comprising a nut element, a nut basket in which said nut element is seated and a retaining ring to retain said nut element within said nut basket, said nut basket having a lower body portion secured within said one plate member and an upper body portion including an annular nut seat and upstanding nut basket flanges defining a nut element receiving cavity, said basket flanges having a free end from which a lip projects in a radially outwardly direction. a bolt member securing the other of said plate members to said one plate member and passing through said plate members to be threadedly engaged within said nut element, said nut element including a pair of extending tab elements cooperating with axially extending tab receiving openings formed between said nut basket flanges to preclude rotation of said nut within said nut basket, and said retaining ring being carried about said basket flanges, said retaining ring being located between the closed end of said tab receiving openings and said lip projecting from said basket flanges, said retaining ring including a passage and being rotatable between a first position wherein said ring obstructs said tab receiving openings to retain said nut element within said nut basket and a second position wherein said passage is aligned with at least one of said tab receiving openings when said nut element is to be removed from said nut basket.
Claim 10
Dependent Claim
260 words
In a joint assembly comprising at least two plate members joined together, an anchor nut assembly secured to one of said plate members, said anchor nut assembly comprising a nut element, a nut basket in which said nut element is seated and a retaining ring to retain said nut element within said nut basket, said nut basket having a lower body portion secured within said one plate member and an upper body portion including an annular nut seat and upstanding nut basket flanges defining a nut element receiving cavity, said basket flanges having a free end from which a lip projects in a radially outwardly direction. a bolt member securing the other of said plate members to said one plate member and passing through said plate members to be threadedly engaged within said nut element, said nut element including a pair of extending tab elements cooperating with axially extending tab receiving openings formed between said nut basket flanges to preclude rotation of said nut within said nut basket, and said retaining ring being carried about said basket flanges, said retaining ring being located between the closed end of said tab receiving openings and said lip projecting from said basket flanges, said retaining ring including a passage and being rotatable between a first position wherein said ring obstructs said tab receiving openings to retain said nut element within said nut basket and a second position wherein said passage is aligned with at least one of said tab receiving openings when said nut element is to be removed from said nut basket.
Claim 11
Dependent Claim
32 words
A joint assembly as recited in claim 8 wherein said retaining ring is slightly oval in shape for restraining rotation of said ring member when said member is in said second position.
Claim 12
Dependent Claim
50 words
A joint assembly as defined in claim 18 wherein said ring includes a pair of arcuate segments interconnected by an extending tab segment and wherein each said tab segment includes a cutout portion therein to provide sufficient clearance for the passage therethrough of the tab elements of said nut element.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-04-23 | 1976-10-23 | 1977-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-23 | 1980-10-23 | 1981-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-23 | 1984-10-23 | 1985-04-24 | $7700.00 | Window Closed / Lapsed |