US3689094A - Safety ski binding - Google Patents

Safety ski binding Download PDF

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Publication number
US3689094A
US3689094A US24142A US3689094DA US3689094A US 3689094 A US3689094 A US 3689094A US 24142 A US24142 A US 24142A US 3689094D A US3689094D A US 3689094DA US 3689094 A US3689094 A US 3689094A
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US
United States
Prior art keywords
sole
ski
hollow body
supporting member
shoe
Prior art date
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
Application number
US24142A
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English (en)
Inventor
Hannes Marker
Peter Biermann
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.)
Marker International Co
Original Assignee
Individual
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Filing date
Publication date
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Application granted granted Critical
Publication of US3689094A publication Critical patent/US3689094A/en
Assigned to MARKER-PATENTVERWERTUNGSGESELLSCHAFT MBH., A SWISS CORP. reassignment MARKER-PATENTVERWERTUNGSGESELLSCHAFT MBH., A SWISS CORP. ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: MARKER, HANNES
Assigned to MARKER INTERNATIONAL COMPANY reassignment MARKER INTERNATIONAL COMPANY ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: MARKER-PATENTVERWERTUNGSGELLSCHAFT GMBH
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
    • A63C9/00—Ski bindings
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
    • A63C9/00—Ski bindings
    • A63C9/001—Anti-friction devices

Definitions

  • a ski binding comprises a toe soleholder and a heel soleholder for the' sole of the boot.
  • One of the soleholders is movable transversely to the longitudinal direction of the ski to a release position in response to an excessive torque.
  • At least one sole-supporting member is provided, which is disposed near the torque-responsive soleholder and mounted to be movable relative to the surface of the ski.
  • the solesupporting member consists of a flexible hollow body and is filled with a gas or liquid and its lower wall is held to the surface of the ski.
  • the walls of the hollow body are freely movable at least to such an extent that they can follow a movement of the sole of the boot relative to the ski until the boot is released by the respective soleholder.
  • the present invention relates to safety ski bindings which comprise a toe soleholder and a heel soleholder for the sole of the boot, one of which soleholders is movable transversely to the longitudinal direction of 5 the ski to a release position in response to an excessive torque, and at least one sole-supporting member, which is disposed near the torque-responsive soleholder and mounted to be movable relative to the surface of the ski.
  • the solesupporting member consists of a plate which has a main plane that is parallel to the surface of the ski and which is held by at least one elastic restraining means to be freely movable in said main plane at least to such an extent that it can follow a movement of the sole of the boot relative to the ski until the respective soleholder has released the boot.
  • the resilient restraining means of the sole-supporting plate extends from said plate toward the tip of the ski as well as toward the butt end thereof and is secured to the soleholders of the binding.
  • the sole-supporting plate is provided on its side facing the surface of the ski with a groove, which serves to receive part of an elastic restraining means consisting of an endless band of rubber or plastics material and which is open at both ends on that edge of the sole-supporting plate which is remote from the torque-responsive soleholder, and a retaining plate is provided, which is adapted to be connected by screws to the ski and which is provided with a groove which is in register with the groove in the sole-supporting plate and serves also to receive part of the band of rubber or plastics material, that edge of the retaining plate which is provided with the open ends of the groove being arranged to face that edge of the sole-supporting plate which is provided with the open ends of the groove therein, and the solesupporting plate being thicker than the retaining plate.
  • a safety ski binding which comprises a toe soleholder and a heel soleholder for the sole of the boot, one of which soleholders is movable transversely to the longitudinal direction of the ski to a release position in response to an excessive torque, and at least one sole-supporting member, which is disposed near the torque-responsive soleholder and mounted to be movable relative to the surface of the ski
  • the solesupporting member consists of a flexible hollow body and is filled with a gas or liquid and at its lower wall is held to the surface of the ski, and the walls of the hollow body are freely movable at least to such an extent that they can follow a movement of the sole of the boot relative to the ski until the boot is released by the respective soleholder.
  • the sole-supporting member may have at least approximately the shape of a flat hollow parallelepiped.
  • the solesupporting member may form a hollow sphere or a hollow ellipsoid.
  • the sole-supporting member may consist of a hollow cylinder, which is closed at its ends and extends in the longitudinal direction of the ski, or a ho]- low ring.
  • each binding preferably comprises two sole-supporting members, which extend on both sides of the longitudinal center line of the ski.
  • the sole-supporting member may be inherently squeezed flat.
  • the sole-supporting member consists suitably of rubber or a suitable plastics material and may be held to the ski by an adhesive joint.
  • a rigid bar or plate may be embedded in the sole-supporting member when the same is vulcanized or cured so that the latter can be fixed to the ski by screws or nails outside the hollow portion of said member.
  • the solesupporting member may be secured to a baseplat e, which is secured to the soleholders of the binding by preferably elastic restraining means so that the ski is left unaffected between the soleholders.
  • a sole-supporting member which consists of a-hollow body in two parts, one of which consists of a flexible shell and the other of a rigid retaining element which forms at least the central portion of the lower wall of the hollow body.
  • the shell is preferably provided at its inner edge with at least one annular bead and the retaining element may be formed with an annular groove for each annular head.
  • the gastight joint between the two parts of the hollow body may be-formed as a result of a clamping action or by vulcanizing or curing.
  • the sole-supporting member When it is not desired or not sufficiently reliable to connect the sole-supporting member to the ski by an adhesive joint, the sole-supporting member may be screw-connected to the ski by means of an interposed baseplate.
  • the retaining element is suitably connected to the baseplate in that the two parts are interlocked when the baseplate has been mounted on the ski and the interlock is such that it cannot be eliminated without a destruction of at least one of the parts.
  • a single means may be provided for the interlock and clamping.
  • FIG. 1 is a top plan view showing a portion of a ski adjacent to the sole-supporting member
  • FIG. 2 is an enlarged sectional view taken on line II- II in FIG. 1,
  • FIG. 3 is a sectional view which is similar to FIG. 2
  • FIG. 4 is a top plan view like that of FIG. 1 and shows two sole-supporting members provided in a second embodiment
  • FIG. 5 is a sectional view taken on line V-V in FIG.
  • FIG. 6 is a sectional view similar to FIG. 5 with the skiing boot introduced into the binding
  • FIG. 7 is a view which is similar to FIG. 4 and shows sole-supporting members according to another embodiment
  • FIG. 8 is a sectional view taken on line VIIIVIII of FIG. 7,
  • FIG. 9 is a sectional view like that of FIG. 8 and shows the binding with the skiing boot introduced therein,
  • FIG. 10 is a transverse sectional view showing another embodiment of the sole-supporting member according to the invention, which member is mounted on a ski,
  • FIG. 11 is a reduced horizontal sectional view taken on line XI-XI in FIG. 10 and FIG. 12 is a transverse sectional view showing a solesupporting member which differs somewhat from that of FIG. 10.
  • the safety ski binding according to the invention comprises in known manner a toe soleholder and a heel soleholder for the sole of the boot, and a sole-supporting member.
  • the sole-supporting member 1 is disposed near a so-called safety toe iron, which in response to an excessive torque acting transversely to the longitudinal direction of the ski performs a lateral pivotal movement to release the toe of the skiing boot.
  • the safety toe iron 2 is indicated with dash-dot lines.
  • the sole-supporting member 1 consists of a flexible hollow body which has been squeezed flat and is filled with at least one liquid, which does not freeze at temperatures of and above 60 C.
  • the lower wall is adhered to the ski 4. That lowerwall has a free edge portion which enables a rolling of the sole-supporting member from its normal position, shown in FIG. 2, to the position shown in FIG.
  • FIGS. 4 to 6 show a sole-supporting member in a second embodiment.
  • Two such members are required for each binding and are disposed on opposite sides of the longitudinal center line of the ski.
  • These sole-supporting members 6 consist of hollow cylinder halves, which are closed at their ends and mounted on the ski 4 to extend in the longitudinal direction thereof.
  • the lower wall is extended at both ends to form to straps 7 and has a rigid bar 8 embedded therein, which has been bonded to the material of the sole-supporting member as the same was vulcanized or cured.
  • This bar enables a fixation of this sole-supporting member to the ski by means of two screws 9.
  • the sole-supporting members 6 are squeezed flat, as is shown in FIG. 6.
  • a torque acting transversely to the longitudinal direction I of the ski causes the sole-supporting members to roll in the manner which has been described in the first embodiment.
  • FIGS. 7 to 9 show a sole-supporting member in a third embodiment.
  • Each sole-supporting member consists of a hollow ring 10, which has a wall intended to contact the ski and comprising an inner lip, which forms a flange for a screwed connection. Only one screw 9 is required for the fixation of each sole-supporting member 10.
  • FIG. 9 shows the sole-supporting members with the skiing boot introduced into the binding. The sole-supporting members are squeezed flat in this state. A torque acting transversely to the longitudinal direction of the ski again causes the sole-supporting members to roll as in the embodiments described hereinbefore.
  • the sole-supporting members inherently have the shape shown in FIGS. 6 and 9.
  • an adhesive joint may be used to secure the sole-supporting members 6 and 10 to the ski 4, just as the sole-supporting member 1.
  • the sole-supporting member shown in FIGS. 10 and 11 has a hollow body, which consists of two parts 11, 12.
  • Part 11 is a flexible shell whereas part 12 is a substantially rigid retaining element, which is provided on the outside with a circular series of individual hooks 13, which serve to hold the hollow body on a baseplate 14.
  • the baseplate is secured to a ski 16 by two screws 15 and has a central aperture formed at its top edge with a lip 17, which is engaged by thehooks 13 from below.
  • the flexible shell 11 has at its inner edge an annular bead 18, which engages an annular groove of the retaining element 12.
  • the hooks 13 hold the annular bead clamped between the baseplate and the retaining element so that the cavity which is left between the flexible shell and the rigid retaining element and filled with a gas or liquid is gas-tightly sealed.
  • the surface of the rigid retaining element. 12 may be corrugated from the annular grooveto the outermost edge to provide an additional labyrinth seal.
  • the baseplate 14 is screw-connected to the ski 16.
  • the circular series of hooks are then inserted into the recess of the baseplate.
  • the individual hooks are resiliently forced inwardly until their ends spring back to engage the lip of the baseplate from below.
  • the hollow body is now firmly connected to the base-plate and the two parts of the hollow body are sealed.
  • the fluid may be introduced into the hollow body before and after the same has been fixed to the base-plate. In the latter case, the fluid is injected and the injection orifice may be sealed if required.
  • the sole-supporting member shown in FIG. 12 is basically similar to the sole-supporting member according to FIGS. 10 and 11.
  • the flexible shell 20 is not drawn around the rigid retaining element 21 to such a large extent but the shell is provided at its edge with two annular beads 22, 23, which are bonded by vulcanization or curing to ensure a gastight joint between the two parts 20, 21 of the hollow body.
  • the sole-supporting member may be somewhat lower in the embodiment shown in FIG. 12.
  • a sole plate element for safety ski bindings comprising toe and heel retaining elements for the shoe sole, one of which upon occurrence of excessive torsion transverse to the length of the ski is movable into a release position, so that the sole plate element, which is disposed near a torque-responsive sole-holder, is movably held with respectto the ski surface
  • said sole plate element comprising a flexible hollow body filled with fluid and connected to the ski surface by its lower wall, said hollow body comprising two parts, one part being a rigid retaining plate and the other part being a flexible jacket having at least one annular bead on its inner wall and connected to said rigid retaining plate, said rigid retaining plate comprising at least the central portion of the lower hollow body wall and having fastening means adapted to connect it to said ski, said hollow body walls being freely movable at least to the extent that they can follow arelative movement of the shoe sole with reference to the ski up to the release of the shoe by the corresponding sole retaining element and said retaining plate having an annular groove for each said annular be
  • a sole plate element for safety ski bindings comprising toe and heel retaining elements for the shoe sole, one of which upon occurrence of excessive torsion transverse to the length of the ski is movable into a release position, so that the sole plate element, which is disposed near a torque-responsive sole-holder, is movably held with respect to the ski surface
  • said sole plate element comprising a flexible hollow body filled with fluid and connected to the ski surface by its lower wall, said hollow body comprising two parts, one part being a rigid retaining plate and the other part being a flexible jacket connected to said rigid retaining plate, said rigid retaining plate comprising at least the central portion of the lower hollow body wall and having fastening means adapted to connect it to said ski, said hollow body walls being freely movable at least to the extent that they can follow a relative movement of the shoe sole with reference to the ski up to the release of the shoe by the corresponding sole retaining element and an interposed baseplate connecting said retaining plate to said ski, said baseplate and said hollowbody being interlocked.
  • a sole supporting member for safety ski bindings secured to a ski said ski bindingscomprising toe and heel retaining elements for a shoe sole with one of the retaining el ments being movable into a release position upon e occurrence of excessive torsion transverse to the length of the ski so that the sole supporting member which is disposed near a torque-responsive sole-holder is movably held with respect to the ski surface
  • said sole supporting member comprising a twopart fluid filled hollow body, one of said body parts comprising a flexible shell,the other part comprising a rigid retaining element which forms at least the central portion of the lower wall of the hollow body and connecting means secured to said rigid retaining element, said connecting means adapted to connect said sole supporting member to the ski so that the hollow body walls'are freely movable'at least to the extent that they can follow a'relative movement of the shoe sole with reference to the ski up to the release of the shoe by the corresponding shoe retaining element, and a baseplate connected to said connecting means and secured to said ski.
  • a sole supporting member for safety ski bindings secured to a ski said ski bindings comprising toe and heel retaining elements for a shoe sole with one of the retaining elements being movable into a-release position upon the occurrence of excessive torsion transverse to the length of the ski so that the sole supporting member which is under torsional stress is movably held with respect to the ski surface
  • said sole supporting member comprising a two-part fluid filled hollow body, one of said body parts comprising a flexible shell, the other part comprising a rigid retaining element which forms at least the central portion of the lower wall of the hollow body and connecting means comprising at least one hook secured to said rigid retaining element, said connecting means adapted to connect said sole supporting member to the ski so that the hollow body walls are freely movable at least to the extent that they can follow a relative movement of the shoe sole with reference to the ski up to the release of the shoe by the corresponding shoe retaining element.
  • a sole supporting member for safety ski bindings secured to a ski said ski bindings comprising toe and heel retaining elements for a shoe sole with one of the retaining elements being movable into a release position upon the occurrence of excessive torsion transverse to the length of the ski so that the sole supporting member which is disposed near a torque-responsive sole-holder is movably held with respect to the ski surface, said sole supporting member comprising a two-- part fluid filled hollow body, one of said body parts comprising a flexible shell, the other part comprising a rigid retaining element which forms at least the central portion of the lower wall of the hollow body and connecting means secured to said rigid retaining element, said connecting means adapted to connect said sole supporting member to the ski so that the hollow body walls are freely movable at least to the extent that they can follow a relative movement of the shoe by the corresponding shoe retaining element and wherein said flexible shell defines at least one annular bead at its inner edge and said retaining element has an annular groove for each said annular bead.

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  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
US24142A 1969-04-03 1970-03-31 Safety ski binding Expired - Lifetime US3689094A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691917425 DE1917425A1 (de) 1969-04-03 1969-04-03 Sicherheits-Skibindung

Publications (1)

Publication Number Publication Date
US3689094A true US3689094A (en) 1972-09-05

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Application Number Title Priority Date Filing Date
US24142A Expired - Lifetime US3689094A (en) 1969-04-03 1970-03-31 Safety ski binding

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US (1) US3689094A (de)
JP (1) JPS514136B1 (de)
AT (1) AT307288B (de)
DE (1) DE1917425A1 (de)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3837664A (en) * 1973-11-05 1974-09-24 G Asp Sole support for use with ski bindings
US3905906A (en) * 1973-09-18 1975-09-16 James M Edmund Anti-friction device for safety ski binding
US3944238A (en) * 1974-02-20 1976-03-16 Gertsch Ag Guide plate for ski bindings
US4004824A (en) * 1974-03-29 1977-01-25 Gertsch Ag Guide plate for ski bindings
US4088345A (en) * 1975-11-03 1978-05-09 Hannes Marker Sliding device
FR2407007A1 (fr) * 1976-02-25 1979-05-25 Bataille Jean Fixation de ski immobilisant une chaussure souple
FR2409775A2 (fr) * 1977-02-14 1979-06-22 Bataille Jean Fixation de ski immobilisant une chaussure souple
US6247709B1 (en) * 1998-01-30 2001-06-19 Salomon S.A. Device for retaining a boot on a gliding board
US9687724B2 (en) 2003-02-18 2017-06-27 Kneebinding, Inc. Alpine ski binding heel unit

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3448990A (en) * 1967-02-27 1969-06-10 Mitchell H Cubberley Safety devices for reducing friction between a ski and a skier's boot sole
US3540749A (en) * 1967-02-10 1970-11-17 Hannes Marker Safety ski binding

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3540749A (en) * 1967-02-10 1970-11-17 Hannes Marker Safety ski binding
US3448990A (en) * 1967-02-27 1969-06-10 Mitchell H Cubberley Safety devices for reducing friction between a ski and a skier's boot sole

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3905906A (en) * 1973-09-18 1975-09-16 James M Edmund Anti-friction device for safety ski binding
US3837664A (en) * 1973-11-05 1974-09-24 G Asp Sole support for use with ski bindings
US3944238A (en) * 1974-02-20 1976-03-16 Gertsch Ag Guide plate for ski bindings
US4004824A (en) * 1974-03-29 1977-01-25 Gertsch Ag Guide plate for ski bindings
US4088345A (en) * 1975-11-03 1978-05-09 Hannes Marker Sliding device
FR2407007A1 (fr) * 1976-02-25 1979-05-25 Bataille Jean Fixation de ski immobilisant une chaussure souple
FR2409775A2 (fr) * 1977-02-14 1979-06-22 Bataille Jean Fixation de ski immobilisant une chaussure souple
US6247709B1 (en) * 1998-01-30 2001-06-19 Salomon S.A. Device for retaining a boot on a gliding board
US9687724B2 (en) 2003-02-18 2017-06-27 Kneebinding, Inc. Alpine ski binding heel unit

Also Published As

Publication number Publication date
DE1917425A1 (de) 1970-10-15
AT307288B (de) 1973-05-10
JPS514136B1 (de) 1976-02-09

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Legal Events

Date Code Title Description
AS Assignment

Owner name: MARKER-PATENTVERWERTUNGSGESELLSCHAFT MBH., BAAR, S

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:MARKER, HANNES;REEL/FRAME:004089/0014

Effective date: 19820804

AS Assignment

Owner name: MARKER INTERNATIONAL COMPANY,UTAH

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:MARKER-PATENTVERWERTUNGSGELLSCHAFT GMBH;REEL/FRAME:004906/0245

Effective date: 19880331

Owner name: MARKER INTERNATIONAL COMPANY, P.O. BOX 26548, SALT

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:MARKER-PATENTVERWERTUNGSGELLSCHAFT GMBH;REEL/FRAME:004906/0245

Effective date: 19880331