US3601943A - Expansion joint for sealing a gap between panels - Google Patents

Expansion joint for sealing a gap between panels Download PDF

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Publication number
US3601943A
US3601943A US776654A US3601943DA US3601943A US 3601943 A US3601943 A US 3601943A US 776654 A US776654 A US 776654A US 3601943D A US3601943D A US 3601943DA US 3601943 A US3601943 A US 3601943A
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United States
Prior art keywords
central portion
passage
edge
recess
gap
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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US776654A
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English (en)
Inventor
Andre Danois
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
J DANOIS ET FILS ETS
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Danois & Fils Ets J
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Publication date
Application filed by Danois & Fils Ets J filed Critical Danois & Fils Ets J
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Publication of US3601943A publication Critical patent/US3601943A/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/66Sealings
    • E04B1/68Sealings of joints, e.g. expansion joints
    • E04B1/681Sealings of joints, e.g. expansion joints for free moving parts

Definitions

  • a gap formed between two juxtaposed panels is sealed by an expansion joint in the form of a sheet-metal strip with a central portion spanning the gap and two edge portions bent back onto the central portion to form a tubular bight along each major edge of the strip, this bight being received with clearance in an occluded longitudinal recess of the corresponding panel.
  • the connecting central portion traverses a narrow passage giving access to the recess, this passage also receiving the free edge portion of the strip which is resiliently biased away from the central portion whereby the two portions are maintained in sealing engagement with opposite walls of the passage.
  • ATTORNEY EXPANSION JOINT FOR SEALING A GAP BETWEEN PANELS lt is known in building construction using prefabricated panels to fit a jointing strip so as to bridge the gap between the panels, the strip being engaged in grooves provided in the side edges of the panels.
  • strips made of plastic material are usually employed.
  • the fitting of these strips is difficult as their thickness has to correspond substantially to the width of the grooves.
  • the present invention provides an assembly comprising two panellike members arranged in juxtaposed position with side faces confronting each other in spaced relationship so as to leave a gap therebetween; the panel members are longitudinally undercut behind these faces to form a pair of elongate occluded recesses accommodating a sealing element extending from their recesses transversely of the gap to seal it.
  • the sealing element is a strip of resilient sheet metal bent back upon itself along its major edges to form a pair of resilient arms overlying parts of a central connecting portion and defining therewith two nearby tabular bight portions received in the respective recesses.
  • the central strip portion spans the gap while the resilient arms and the underlying parts of the connecting portion elastically bear upon opposite walls of a narrow passage giving access to the respective recesses.
  • the occluded recesses are created in the edges of the cast panels by the use of formers made from a thin metallic strip having the same cross section as the recess, the formers having lateral lips overlying the outer face of the panel member at the entrance to the recess.
  • the sealing element has great rigidity, is relatively easy to fit and is resiliently retained in position.
  • FIG. 1 is a cross section of an assembly according to one embodiment of the invention.
  • FIG. 2 is a fragmentary perspective view showing the steps ofassembly the sealing element with its panel members.
  • a joint assembly comprises two juxtaposed panellike building members 1A, 1B, separated by a gap 2 between confronting edge faces 3A, 3B.
  • the panels 1A and 1B are prefabricated and made, for example, of concrete, the coplanar faces E of the panels lying on the outside in use.
  • the members 1A, 18 may be two vertical fronting panels of a building and are adapted to be attached to a structure by means not illustrated, the gap 2 being vertical, for example.
  • Formers 4 of thin strip metal are embedded in the panel members and, as shown, have a cross section of pearlike shape comprising a rounded portion 4a, two converging flank portions 4b, two parallel portions 40 and two lips 4d, the latter being turned over and overlying the side face 3A, 3B of the panel.
  • Each former defines a longitudinal channel within the panel having a narrow passage opening onto the side face 3A, 38.
  • the lips 4d can simply be hooked onto a rib standing out from the inner waliof the mold so that the former is positively held in position in the mold.
  • This positive mountthe connecting portion 50 into resilient contact with the o posite walls 0 t e narrow access passageof the recess in tit e panels.
  • the arms 5b are curved so as to present a concave face to the underlying parts of the strip 50.
  • the sealing element is introduced into the recesses of the panels by a longitudinal sliding movement.
  • the sealing element is assembled in such a way that any sudden increases in external pressure due to gusts of wind, possibly accompanied by rain, are attenuated in two decompression chambers 7 and 8 constituted, respectively, by the inner spaces of the bights 5a: and the surrounding clearances, bounded by the formers 4, which communicate with these inner spaces only at the ends. In this way, the risk of any vibration or throbbing of the sealing elements is avoided.
  • channels can be made at the base of the formers 4 in the foundation for the panels.
  • the sealing elements can be used to seal gaps of differing width, but since the bight portions 5a have a diameter greater than the width of the narrow passages opening onto the side face 3A, 3B, the elements will always remain anchored to the panel members 1A, 1B.
  • the sealing element is preferably made from a sheet or strip of stainless steel.
  • An expansion-joint assembly comprising a pair of juxtaposed panel members having confronting edge faces separated by a gap, each of said members being provided with an occluded recess parallel to its edge face and with a restricted longitudinal passage giving access to said recess from said edge face, and a resilient strip bridging said gap, said strip having a central portion projecting into the recesses of both members through their respective access passages and a pair of edge portions bent back upon said central portion with formations of a generally tubular bight portion wider than said access passages in each recess, said recess surrounding said bight portion with peripheral clearance, said central portion and each edge portion bearing upon opposite walls of a respective access passage under resilient stress from the associated bight portion.
  • each of said recesses has a generally pear-shaped cross section converging toward the corresponding access passage.
  • each of said recesses is provided with a metallic liner extending outwardly along said opposite walls and terminating in a pair of lips overlying the corresponding edge face on opposite sides of the access passage.
  • each of said edge portions is curved away from said central portion within its access passage and bears with a convex side upon a wall of said passage.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Building Environments (AREA)
US776654A 1967-11-21 1968-11-18 Expansion joint for sealing a gap between panels Expired - Lifetime US3601943A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR129025 1967-11-21

Publications (1)

Publication Number Publication Date
US3601943A true US3601943A (en) 1971-08-31

Family

ID=8642022

Family Applications (1)

Application Number Title Priority Date Filing Date
US776654A Expired - Lifetime US3601943A (en) 1967-11-21 1968-11-18 Expansion joint for sealing a gap between panels

Country Status (5)

Country Link
US (1) US3601943A (enExample)
CH (1) CH483529A (enExample)
DE (1) DE1808560A1 (enExample)
FR (1) FR1553878A (enExample)
GB (1) GB1247558A (enExample)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3174230A (en) * 1961-06-27 1965-03-23 Dunlop Rubber Co Apparatus for the fluidising heat treatment of sheet material
US3796054A (en) * 1971-12-14 1974-03-12 U Piccagli Method for the construction of impermeable walls
US4126301A (en) * 1976-10-07 1978-11-21 Foseco Trading Ag. Containers for molten metal
US4154041A (en) * 1976-08-25 1979-05-15 Soletanche S.A. Wall with extensible joints between panels
US4453857A (en) * 1979-08-22 1984-06-12 Serra Gilbert M Method for storing hazardous or toxic waste material
US5160212A (en) * 1989-04-20 1992-11-03 Suomen Vuolukivi Oy Corner joint for building units of stone
US6018918A (en) * 1997-10-16 2000-02-01 Composite Technologies Corporation Wall panel with vapor barriers
US20060174577A1 (en) * 2005-01-27 2006-08-10 O'neil John P Hidden stiffening panel connector and connecting method
US20100107524A1 (en) * 2008-11-06 2010-05-06 Codel Entry Systems, Corp Sealing spline connector
US20250067007A1 (en) * 2023-08-24 2025-02-27 Illinois Tool Works Inc. Apparatus for forming a pathway joint
USD1106498S1 (en) 2023-08-24 2025-12-16 Illinois Tool Works Inc. Joint former

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT394235B (de) * 1983-08-12 1992-02-25 Beton Es Vasbetonipari Muevek Stahlbetonkoerper sowie verfahren zu dessen herstellung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1122866A (en) * 1913-07-14 1914-12-29 August W Cordes Expansion and contraction joint.
US2246903A (en) * 1939-04-12 1941-06-24 Spears Joseph Mackay Expansion joint
US3390501A (en) * 1967-09-19 1968-07-02 Miscellaneous Mfg Corp Joint cover device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1122866A (en) * 1913-07-14 1914-12-29 August W Cordes Expansion and contraction joint.
US2246903A (en) * 1939-04-12 1941-06-24 Spears Joseph Mackay Expansion joint
US3390501A (en) * 1967-09-19 1968-07-02 Miscellaneous Mfg Corp Joint cover device

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3174230A (en) * 1961-06-27 1965-03-23 Dunlop Rubber Co Apparatus for the fluidising heat treatment of sheet material
US3796054A (en) * 1971-12-14 1974-03-12 U Piccagli Method for the construction of impermeable walls
US4154041A (en) * 1976-08-25 1979-05-15 Soletanche S.A. Wall with extensible joints between panels
US4126301A (en) * 1976-10-07 1978-11-21 Foseco Trading Ag. Containers for molten metal
US4453857A (en) * 1979-08-22 1984-06-12 Serra Gilbert M Method for storing hazardous or toxic waste material
US5160212A (en) * 1989-04-20 1992-11-03 Suomen Vuolukivi Oy Corner joint for building units of stone
US6018918A (en) * 1997-10-16 2000-02-01 Composite Technologies Corporation Wall panel with vapor barriers
US20060174577A1 (en) * 2005-01-27 2006-08-10 O'neil John P Hidden stiffening panel connector and connecting method
US20100107524A1 (en) * 2008-11-06 2010-05-06 Codel Entry Systems, Corp Sealing spline connector
US20250067007A1 (en) * 2023-08-24 2025-02-27 Illinois Tool Works Inc. Apparatus for forming a pathway joint
USD1106498S1 (en) 2023-08-24 2025-12-16 Illinois Tool Works Inc. Joint former

Also Published As

Publication number Publication date
FR1553878A (enExample) 1969-01-17
DE1808560A1 (de) 1971-06-09
DE1808560B2 (enExample) 1973-10-11
GB1247558A (en) 1971-09-22
DE1808560C3 (enExample) 1974-05-16
CH483529A (fr) 1969-12-31

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