US 11,630,375 C1 (13,358th)
Flash housing for photographic purposes, a set comprising a flash housing for photographic purposes and at least one flash light shaping tool, and a flash light shaping tool
Philip Fahlborg, Nacka (SE); and Peter Pinzke, Bromma (SE)
Filed by Profoto Aktiebolag, Sundbyberg (SE)
Assigned to PROFOTO AKTIEBOLAG, Sundbyberg (SE)
Reexamination Request No. 90/019,731, Nov. 18, 2024.
Reexamination Certificate for Patent 11,630,375, issued Apr. 18, 2023, Appl. No. 16/629,019, Jan. 6, 2020.
PCT Filed Sep. 17, 2018, PCT No. PCT/SE2018/050945
§ 371(c)(1), (2) Date Jan. 6, 2020,
PCT Pub. No. WO2019/054937, PCT Pub. Date Mar. 21, 2019.
Claims priority of application No. 1751152-8 (SE), filed on Sep. 18, 2017.
Ex Parte Reexamination Certificate issued on Sep. 1, 2026.
Int. Cl. G03B 15/05 (2021.01); G03B 15/06 (2021.01)
CPC G03B 15/05 (2013.01) [G03B 15/06 (2013.01); G03B 2215/0585 (2013.01); G03B 2215/0592 (2013.01)]
OG exemplary drawing
AS A RESULT OF REEXAMINATION, IT HAS BEEN DETERMINED THAT:
Claim 10 is cancelled.
Claims 1, 4, and 11-24 are determined to be patentable as amended.
Claims 2-3, and 5-9, dependent on an amended claim, are determined to be patentable.
1. A flash housing for photographic purposes, said flash housing comprising:
a flash forming element arranged to generate a flash light,
a lens element arranged to let at least part of the generated flash out of the flash housing so as to obtain a flash light, the lens element having a substantially circular cross-section, and
a flash housing fastening element for attachment of a flash light shaping tool, the flash housing fastening element configured for attachment of the flash light shaping tool on top of the lens element, the flash housing fastening element arranged along a border of the lens element and extending from the plane of an external lens element surface of the lens element, for magnetic engagement with a corresponding fastening element at the flash light shaping tool, [ wherein the flash housing fastening element is arranged on a part of the external lens element surface adjacent to an edge of the lens element, ] wherein the lens element has a substantially circular cross-section, wherein the flash housing fastening element is ring shaped and is made of ferromagnetic material, and wherein the flash housing fastening element has a fastening surface facing in the main direction of the flash light let out of the lens element.
4. A set comprising a flash housing for photographic purposes and at least one flash light shaping tool, wherein
the flash housing comprises a flash forming element arranged to generate a flash light and a lens element arranged to let at least part of the generated flash light out of the flash housing so as to obtain a flash light, the lens element having a substantially circular cross-section, and
wherein the flash housing and the at least one flash light shaping tool each comprises a respective fastening element for magnetic engagement of the flash light shaping tool with the lens element, the fastening element of the flash housing arranged along the [ a ] border of the lens element, extending from the plane of an external lens element surface of the lens element and having a fastening surface facing in the main direction of the flash light let out of the lens element, for magnetic engagement with the corresponding fastening element at the flash light shaping tool, [ wherein the fastening element of the flash housing is arranged on a part of the external lens element surface adjacent to an edge of the lens element, ] wherein the lens element has a substantially circular cross-section, wherein the fastening element of the flash housing is ring shaped and is made of ferromagnetic material, and wherein the fastening element of the flash light shaping tool comprises at least one permanent magnet arranged to engage with the ring shaped fastening element of the flash housing.
11. The flash light shaping tool [ set ] according to claim 10 [ 4] , wherein the flash light shaping tool is stackable.
12. The flash light shaping tool [ set ] according to claim 11, wherein the flash light shaping tool is attachable to another flash light shaping tool by magnetic engagement.
13. The flash light shaping tool [ set ] according to claim 12, [ wherein the flash light shaping tool ] further comprising [ comprises ] a second fastening element for magnetic engagement with another flash light shaping tool on top of the flash light shaping tool.
14. The flash light shaping tool [ set ] according to claim 13, wherein the flash light shaping tool comprises a holder for a flash light shaping element.
15. The flash light shaping tool [ set ] according to claim 14, [ wherein the flash light shaping tool ] further comprising [ comprises ] the [ flash ] light shaping element, said [ flash ] light shaping element comprising a screen and being attached or attachable to and extending from the holder, wherein said screen being arranged in the beam path of at least a part of the flash light.
16. The flash light shaping tool [ set ] according to claim 15, wherein the screen is at least partly reflective and arranged to re-direct at least a part of the flash light.
17. The flash light shaping tool [ set ] according to claim 15, wherein the screen is arranged to diffuse at least a part of the flash light.
18. The flash light shaping tool [ set ] according to claim 15, wherein the screen is made of a textile material.
19. The flash light shaping tool [ set ] according to claim 15, wherein the screen is hood shaped.
20. The flash light shaping tool [ set ] according to claim 19, wherein the hood shaped screen is collapsible and spring loaded and wherein the spring is semi-tensioned or substantially un-tensioned when the hood shaped screen is in its unfolded state and tensioned when the hood shaped screen is in its collapsed state.
21. The flash light shaping tool [ set ] according to claim 14, wherein the flash light shaping element comprises a lens.
22. The flash light shaping tool [ set ] according to claim 14, wherein the holder comprises a first [ holder part ] and a second holder part arranged to support an exchangeable flash light shaping element by magnetic engagement between the first and second holder parts.
23. The flash light shaping tool [ set ] according to claim 22, wherein the first [ fastening element ] and [ the ] second fastening elements [ element of the flash light shaping tool ] are arranged to provide the magnetic engagement.
24. The flash light shaping tool [ set ] according to claim 22, further comprising third and fourth fastening elements arranged to provide the magnetic engagement between the first and second holder parts.